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773 Area Code

About Area Code 773

State: Illinois
Major City: Chicago
Timezone: Central (9:34pm)
Short URL: allareacodes.com/773
Download: Download this data

Area Code 773 Map

  • Chicago, IL

More About Area Code 773

Area code 773 was first put in service October 12, 1996. To avoid exhausting all possible phone numbers in this area code, relief planning has begun. Currently, the largest city it serves is Chicago, IL, and it overlaps coverage areas with area code 872.

Overview of Active Prefixes

Assigned to Carrier

Usage

Carriers

Active Phone Number Prefixes

Prefix
Usage
Primary City
Carrier
Introduced
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/31/2001
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 08/20/2000
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/20/2000
Landline
Chicago
Cricket Communications
Introduced 05/19/2009
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/01/2009
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/20/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 03/15/2006
Wireless
Chicago
T-mobile Usa
Introduced 11/27/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Landline
Summit
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 04/01/1997
Wireless
Chicago
Level 3 Communications
Introduced 09/08/2011
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Bandwidth.com Clec
Introduced 06/26/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 06/26/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Cicero
Ameritech Illinois
Introduced 10/15/1996
Landline
Wood Dale
Xo Illinois
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Bandwidth.com Clec
Introduced 06/16/2010
Wireless
Chicago
Indiana Paging Ntwk
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Wireless
Chicago
New Cingular Wireless PCS
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 04/01/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/20/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 10/13/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/04/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Evanston
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/01/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Broadwing Communications
Introduced 07/06/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 05/10/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 04/01/1997
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/26/2009
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
First Communications LLC
Introduced 07/06/1997
Landline
Chicago
Paetec Communications
Introduced 07/06/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/17/2004
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/09/2009
Landline
Chicago
Allegiance Telecom
Introduced 02/27/1999
Landline
Chicago
Allegiance Telecom
Introduced 02/27/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/1999
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 09/07/2004
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/17/2004
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Broadwing Communications
Introduced 07/06/1997
Landline
Chicago
T-mobile Usa
Introduced 07/06/1997
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Broadwing Communications
Introduced 10/13/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
First Communications LLC
Introduced 07/06/1997
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Mci Worldcom Communications
Introduced 01/14/2000
Landline
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 08/14/1998
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 08/14/1998
Landline
Chicago
First Communications LLC
Introduced 07/06/1997
Landline
Chicago
Allegiance Telecom
Introduced 05/10/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Ymax Communications Corp.
Introduced 04/10/2008
Landline
Chicago
First Communications LLC
Introduced 07/06/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/13/1999
Landline
Chicago
Broadwing Communications
Introduced 01/25/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
First Communications LLC
Introduced 07/06/1997
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 05/18/1998
Landline
Chicago
Broadwing Communications
Introduced 08/14/1998
Wireless
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Paetec Communications
Introduced 07/06/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Allegiance Telecom
Introduced 02/27/1999
Wireless
Chicago
T-mobile Usa
Introduced 09/24/2004
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/13/2009
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 11/20/1998
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 07/07/2008
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 08/20/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/14/2000
Wireless
Chicago
T-mobile Usa
Introduced 06/09/2004
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Allegiance Telecom
Introduced 11/20/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 04/01/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/13/2000
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/31/2000
Landline
Chicago
Ameritech Illinois
Introduced 01/14/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
Cricket Communications
Introduced 03/10/2009
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/1999
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/27/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/03/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/13/2009
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Landline
Chicago
Sprint Spectrum L.p.
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Wireless
Chicago
T-mobile Usa
Introduced 09/07/2004
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 05/10/1999
Landline
Chicago
Comcast Phone Of Illinois DBA Comco
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2000
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/14/1998
Landline
Chicago
Teleport Communications America
Introduced 04/01/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/13/1999
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/31/2000
Landline
Chicago
Allegiance Telecom
Introduced 02/27/1999
Landline
Oak Brook
Teleport Communications America
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/1999
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/04/2002
Landline
Chicago
Ameritech Illinois
Introduced 05/10/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/13/2000
Wireless
Chicago
Cricket Communications
Introduced 11/05/2008
Landline
Chicago
Cimco Communications
Introduced 08/14/1998
Landline
Chicago
Sprint Spectrum L.p.
Introduced 08/14/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Xo Illinois
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 01/25/1998
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 07/22/1999
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/25/2005
Wireless
Chicago
Cricket Communications
Introduced 08/21/2008
Landline
Chicago
Mci Worldcom Communications
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 05/18/1998
Landline
Park Ridge
Ameritech Illinois
Introduced 01/14/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Broadwing Communications
Introduced 10/13/1999
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/14/1998
Wireless
Chicago
Usa Mobility Wireless
Introduced 01/25/1998
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 07/22/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 04/01/1997
Landline
Wood Dale
Xo Illinois
Introduced 05/18/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/03/2001
Landline
Chicago
Mci Worldcom Communications
Introduced 10/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 08/20/2000
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/13/2000
Landline
Chicago
Mci Worldcom Communications
Introduced 10/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/30/2001
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/11/1997
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/11/1997
Landline
Schiller Park
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 08/14/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Wood Dale
Xo Illinois
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/30/2001
Landline
Chicago
Xo Illinois
Introduced 05/18/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/31/2000
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 03/03/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/11/1997
Wireless
Chicago
Bandwidth.com Clec
Introduced 08/23/2011
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/2004
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/03/2001
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/27/2005
Wireless
Chicago
T-mobile Usa
Introduced 02/12/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 11/17/2004
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 04/04/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/2004
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Neutral Tandem-illinois
Introduced 12/15/2004
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 08/20/2000
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Broadwing Communications
Introduced 10/13/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Arlington Heights
Broadwing Communications
Introduced 01/14/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 04/01/1997
Landline
Chicago
Comcast Phone Of Illinois DBA Comco
Introduced 12/30/2004
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/13/2000
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Cimco Communications
Introduced 05/24/2004
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 12/28/2004
Landline
Chicago
Global Crossing Local Services-il
Introduced 01/14/2000
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 10/26/2007
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/13/2000
Landline
Chicago
Ameritech Illinois
Introduced 08/14/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/01/2009
Landline
Chicago
Sprint Spectrum L.p.
Introduced 11/20/1998
Landline
Chicago
Ovation Communications Of Illinois
Introduced 11/20/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/15/2007
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/10/2005
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/22/1999
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/16/2006
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Landline
Chicago
Cimco Communications
Introduced 05/21/2004
Wireless
Chicago
Usa Mobility Wireless
Introduced 01/25/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Elk Grove Village
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Level 3 Communications
Introduced 11/20/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 02/20/2007
Landline
Chicago
Broadwing Communications
Introduced 05/18/1998
Landline
Chicago
Xo Illinois
Introduced 01/14/2000
Wireless
Chicago
T-mobile Usa
Introduced 03/21/2006
Wireless
Chicago
New Cingular Wireless PCS
Introduced 06/30/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 03/03/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mci Worldcom Communications
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Summit
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/08/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
River Grove
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/31/2001
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/22/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 10/30/2006
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Cimco Communications
Introduced 01/21/2005
Landline
Chicago
Mci Worldcom Communications
Introduced 01/11/1997
Wireless
Chicago
Ymax Communications Corp.
Introduced 04/10/2008
Wireless
Chicago
T-mobile Usa
Introduced 07/20/2004
Landline
Schiller Park
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
First Communications LLC
Introduced 04/05/2006
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/14/2005
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ymax Communications Corp.
Introduced 05/19/2009
Wireless
Chicago
New Cingular Wireless PCS
Introduced 10/17/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 11/08/2006
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 05/01/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 05/10/1999
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/09/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 06/30/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/10/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
River Grove
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Oak Brook
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 11/08/2006
Wireless
Chicago
Cricket Communications
Introduced 03/10/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mci Worldcom Communications
Introduced 10/15/1996
Landline
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 08/14/1998
Landline
Chicago
Mci Worldcom Communications
Introduced 08/14/1998
Landline
Chicago
Global Crossing Local Services-il
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/17/2007
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 09/13/2005
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/15/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 01/05/2011
Landline
Chicago
Ameritech Illinois
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/17/2007
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Usa Mobility Wireless
Introduced 01/11/1997
Landline
Chicago
Ovation Communications Of Illinois
Introduced 11/20/1998
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/27/2002
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2005
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/05/2007
Landline
Chicago
Cricket Communications
Introduced 02/27/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/14/2000
Landline
Chicago
Sprint Spectrum L.p.
Introduced 05/10/1999
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Bandwidth.com Clec
Introduced 05/20/2011
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Level 3 Communications
Introduced 04/27/2006
Wireless
Chicago
Bandwidth.com Clec
Introduced 06/08/2009
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 04/01/1997
Wireless
Chicago
T-mobile Usa
Introduced 02/29/2008
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 05/15/2008
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 07/07/2008
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 03/07/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/21/2005
Wireless
Chicago
T-mobile Usa
Introduced 07/26/2006
Wireless
Chicago
New Cingular Wireless PCS
Introduced 02/02/2001
Landline
Bensenville
Mcimetro Access Transmission Services LLC
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/17/2005
Wireless
Chicago
Cricket Communications
Introduced 01/23/2008
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Schiller Park
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 01/11/1997
Landline
Chicago
Sigecom
Introduced 07/27/2004
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 04/01/1997
Wireless
Chicago
T-mobile Usa
Introduced 11/05/2008
Wireless
Chicago
T-mobile Usa
Introduced 07/10/2007
Wireless
Chicago
Usa Mobility Wireless
Introduced 10/11/1997
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Landline
Des Plaines
Ameritech Illinois
Introduced 10/15/1996
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 05/10/1999
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
T-mobile Usa
Introduced 06/13/2007
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/2005
Wireless
Chicago
T-mobile Usa
Introduced 09/30/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cricket Communications
Introduced 09/02/2008
Wireless
Chicago
T-mobile Usa
Introduced 01/23/2002
Landline
Chicago
First Communications LLC
Introduced 06/28/2006
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 07/18/2005
Wireless
Chicago
Cricket Communications
Introduced 11/05/2008
Wireless
Chicago
Cricket Communications
Introduced 11/05/2008
Wireless
Chicago
Cricket Communications
Introduced 11/05/2008
Wireless
Chicago
New Cingular Wireless PCS
Introduced 04/16/2001
Wireless
Chicago
Cricket Communications
Introduced 11/05/2008
Wireless
Chicago
American Messaging (am)
Introduced 04/01/1997
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/30/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 09/16/2008
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/17/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2002
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2001
Landline
Chicago
Ovation Communications Of Illinois
Introduced 04/12/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/29/2007
Landline
Chicago
Sprint Spectrum L.p.
Introduced 05/10/1999
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Landline
Des Plaines
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 11/05/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 08/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/13/2005
Wireless
Chicago
T-mobile Usa
Introduced 01/07/2008
Wireless
Chicago
Indiana Paging Ntwk
Introduced 11/20/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/19/2007
Wireless
Chicago
New Cingular Wireless PCS
Introduced 09/13/2001
Landline
Wood Dale
Xo Illinois
Introduced 02/27/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Comcast Phone Of Illinois DBA Comco
Introduced 10/24/2006
Landline
Chicago
Ameritech Illinois
Introduced 02/27/1999
Landline
Bensenville
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Landline
Oak Brook
Teleport Communications America
Introduced 06/28/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/25/2002
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Teleport Communications America
Introduced 02/27/1999
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 09/15/2008
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 05/10/1999
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
T-mobile Usa
Introduced 05/10/1999
Wireless
Chicago
American Messaging (am)
Introduced 04/23/2001
Landline
Chicago
Ameritech Illinois
Introduced 02/27/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 05/10/1999
Landline
Chicago
Xo Illinois
Introduced 05/10/1999
Landline
Summit
Ameritech Illinois
Introduced 07/06/1997
Landline
Chicago
Sigecom
Introduced 07/12/2007
Landline
Chicago
Level 3 Communications
Introduced 07/22/1999
Wireless
Chicago
New Cingular Wireless PCS
Introduced 05/25/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/22/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 05/10/1999
Landline
Chicago
Level 3 Communications
Introduced 11/01/2010
Landline
Arlington Heights
Broadwing Communications
Introduced 05/10/1999
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 08/21/2008
Landline
Bensenville
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Landline
Chicago
Level 3 Communications
Introduced 06/25/2009
Landline
Chicago
Ameritech Illinois
Introduced 05/19/2006
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/15/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 08/15/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 04/14/2006
Wireless
Chicago
T-mobile Usa
Introduced 09/08/2008
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Cricket Communications
Introduced 03/23/2009
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 07/22/2002
Wireless
Chicago
Cricket Communications
Introduced 03/31/2009
Wireless
Chicago
T-mobile Usa
Introduced 03/28/2005
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2002
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/13/2009
Wireless
Chicago
New Cingular Wireless PCS
Introduced 06/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
T-mobile Usa
Introduced 08/14/1998
Landline
Chicago
AT&T Local
Introduced 08/14/1998
Landline
Chicago
Teleport Communications America
Introduced 11/20/1998
Landline
Des Plaines
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
T-mobile Usa
Introduced 08/14/1998
Landline
Chicago
Level 3 Communications
Introduced 07/22/1999
Landline
Chicago
Level 3 Communications
Introduced 02/27/1999
Landline
Chicago
Xo Illinois
Introduced 07/22/1999
Landline
Chicago
Level 3 Communications
Introduced 07/22/1999
Landline
Chicago
Ameritech Illinois
Introduced 05/18/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 07/06/1997
Wireless
Chicago
T-mobile Usa
Introduced 08/08/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Landline
Chicago
Ovation Communications Of Illinois
Introduced 06/23/2006
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/31/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
New Cingular Wireless PCS
Introduced 05/25/2001
Wireless
Chicago
American Messaging (am)
Introduced 04/23/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 02/20/2007
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 08/21/2008
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/09/2001
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 10/03/2006
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 11/20/1998
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 11/20/1998
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 11/20/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/06/2001
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
First Communications LLC
Introduced 02/23/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Park Ridge
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 08/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Park Ridge
Ameritech Illinois
Introduced 01/25/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 07/06/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 08/06/2002
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 09/06/2001
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/20/2006
Wireless
Chicago
T-mobile Usa
Introduced 07/21/2006
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/27/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/08/2005
Wireless
Chicago
T-mobile Usa
Introduced 10/31/2007
Landline
Bensenville
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Landline
Chicago
Bandwidth.com Clec
Introduced 06/25/2009
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Comcast Phone Of Illinois DBA Comco
Introduced 10/18/2006
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Landline
Schiller Park
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 08/30/2001
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Landline
Chicago
Peerless Network Of Illinois
Introduced 03/28/2008
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 03/15/2006
Wireless
Chicago
Cricket Communications
Introduced 05/15/2009
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Wireless
Chicago
American Messaging (am)
Introduced 04/16/2001
Landline
Chicago
Level 3 Communications
Introduced 05/12/2008
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 11/20/1998
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Wireless
Chicago
New Cingular Wireless PCS
Introduced 05/10/1999
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Landline
Chicago
Broadwing Communications
Introduced 07/06/1997
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Wireless
Chicago
T-mobile Usa
Introduced 08/31/2010
Landline
Chicago
Mci Worldcom Communications
Introduced 04/01/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Wireless
Chicago
Usa Mobility Wireless
Introduced 06/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/08/2007
Wireless
Chicago
T-mobile Usa
Introduced 05/23/2001
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 08/21/2002
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 08/30/2001
Landline
Chicago
Sigecom
Introduced 07/11/2007
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Wireless
Chicago
T-mobile Usa
Introduced 02/21/2007
Landline
Chicago
Comcast Phone Of Illinois DBA Comco
Introduced 11/17/2008
Wireless
Chicago
T-mobile Usa
Introduced 11/27/2007
Landline
Chicago
Global Crossing Local Services-il
Introduced 11/20/1998
Wireless
Chicago
T-mobile Usa
Introduced 09/03/2010
Landline
Chicago
Rcn Telecom Services Of Illinois
Introduced 08/14/1998
Landline
Chicago
Peerless Network Of Illinois
Introduced 06/25/2008
Landline
Chicago
Broadwing Communications
Introduced 05/22/2007
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/24/2011
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 10/16/2006
Wireless
Chicago
T-mobile Usa
Introduced 06/14/2007
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 08/29/2007
Wireless
Chicago
T-mobile Usa
Introduced 09/30/2005
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 09/04/2008
Landline
Chicago
Ovation Communications Of Illinois
Introduced 11/20/1998
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/25/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 07/17/2007
Wireless
Chicago
T-mobile Usa
Introduced 08/21/2007
Wireless
Chicago
Cellco Partnership DBA Verizon Wireless
Introduced 01/11/1997
Landline
Chicago
Broadwing Communications
Introduced 04/27/2006
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 02/12/2001
Wireless
Chicago
T-mobile Usa
Introduced 01/07/2008
Wireless
Chicago
Cricket Communications
Introduced 05/15/2009
Wireless
Chicago
T-mobile Usa
Introduced 07/11/2007
Wireless
Chicago
New Cingular Wireless PCS
Introduced 01/11/1997
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Des Plaines
Ovation Communications Of Illinois
Introduced 11/20/1998
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ovation Communications Of Illinois
Introduced 02/27/1999
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 06/08/2006
Landline
Chicago
Ameritech Illinois
Introduced 05/15/2008
Landline
Chicago
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 02/29/2008
Wireless
Chicago
T-mobile Usa
Introduced 03/28/2002
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 03/15/2007
Landline
Bensenville
Mcimetro Access Transmission Services LLC
Introduced 01/11/1997
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2007
Landline
Chicago
First Communications LLC
Introduced 03/28/2005
Wireless
Chicago
T-mobile Usa
Introduced 06/30/2001
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 03/20/2006
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 01/14/2000
Landline
Schiller Park
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
Sprint Spectrum L.p.
Introduced 02/18/2011
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Landline
Chicago
Ameritech Illinois
Introduced 10/15/1996
Wireless
Chicago
T-mobile Usa
Introduced 10/16/2007
Wireless
Chicago
T-mobile Usa
Introduced 10/28/2008
Wireless
Chicago
Cricket Communications
Introduced 05/15/2009
Wireless
Chicago
Cricket Communications
Introduced 05/15/2009

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