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857 Area Code

About Area Code 857

State: Massachusetts
Major City: Boston
Timezone: Eastern (3:31am)
Short URL: allareacodes.com/857
Download: Download this data

Area Code 857 Map

  • Belmont, MA
  • Boston, MA
  • Brookline, MA
  • Cambridge, MA
  • Chelsea, MA
  • Everett, MA
  • Milton, MA
  • Newton, MA
  • Quincy, MA
  • Somerville, MA
  • Watertown, MA

More About Area Code 857

Area code 857 was first put in service May 2, 2001. Currently, the largest city it serves is Boston, MA, and it overlaps coverage areas with area code 617.

Overview of Active Prefixes

Assigned to Carrier

Usage

Carriers

Active Phone Number Prefixes

Prefix
Usage
Primary City
Carrier
Introduced
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 01/10/2011
Wireless
Winthrop
Sprint Spectrum L.p.
Introduced 10/28/2002
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 11/10/2011
Landline
Jamaica Plain
Verizon New England Inc.
Introduced 02/28/2005
Landline
Boston
Omnipoint Miami E License
Introduced 03/20/2001
Wireless
Boston
New Cingular Wireless PCS - DC
Introduced 03/19/2001
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 10/07/2011
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 04/11/2007
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 02/08/2012
Landline
Cambridge
Broadwing Communications
Introduced 10/11/2001
Wireless
Boston
Sprint Spectrum L.p.
Introduced 03/10/2011
Wireless
Boston
Sprint Spectrum L.p.
Introduced 04/23/2001
Landline
Boston
Paetec Communications
Introduced 10/03/2011
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 12/06/2011
Landline
Brookline
Verizon New England Inc.
Introduced 02/23/2010
Landline
Cambridge
Ymax Communications Corp.
Introduced 11/03/2009
Landline
Dorchester
Sprint Spectrum L.p.
Introduced 06/30/2001
Landline
Brookline
Verizon New England Inc.
Introduced 01/12/2007
Landline
Boston
Neutral Tandem-massachusetts
Introduced 02/16/2012
Landline
Dorchester
Broadview Networks
Introduced 03/20/2001
Wireless
Boston
Sprint Spectrum L.p.
Introduced 05/25/2005
Wireless
Boston
Omnipoint Miami E License
Introduced 05/17/2001
Landline
Boston
Ctc Communications Corp.
Introduced
Landline
Boston
Verizon New England Inc.
Introduced 12/17/2009
Wireless
Brookline
Cellco Partnership DBA Verizon Wireless
Introduced 05/03/2001
Landline
Newton
Dsci Corporation
Introduced 03/30/2006
Landline
Somerville
Mcimetro Access Transmission Services LLC
Introduced 05/23/2001
Landline
Watertown
Ctc Communications Corp.
Introduced 07/12/2001
Landline
Newton
Ctc Communications Corp.
Introduced 02/13/2002
Wireless
Roxbury
Omnipoint Miami E License
Introduced 04/15/2009
Wireless
Newton
Sprint Spectrum L.p.
Introduced 07/30/2002
Landline
Newton
Neutral Tandem-massachusetts
Introduced 05/17/2006
Landline
Boston
Sprint Spectrum L.p.
Introduced 02/16/2006
Wireless
Brookline
Omnipoint Miami E License
Introduced 03/18/2002
Landline
Cambridge
Verizon New England Inc.
Introduced 11/18/2008
Wireless
Boston
Metro PCS
Introduced 08/04/2008
Wireless
Boston
Metro PCS
Introduced 06/08/2009
Landline
Boston
Verizon New England Inc.
Introduced 11/14/2007
Landline
Boston
Cbeyond Communications
Introduced 10/29/2009
Landline
Cambridge
Peerless Network Of Massachusetts
Introduced 02/28/2012
Landline
Boston
Broadwing Communications
Introduced 10/24/2006
Wireless
Cambridge
Dsci Corporation
Introduced 09/08/2011
Landline
Boston
Broadvox-clec
Introduced 11/05/2009
Landline
Boston
Bandwidth.com Clec
Introduced 06/10/2008
Landline
Brookline
Ymax Communications Corp.
Introduced 11/02/2006
Wireless
Boston
Metro PCS
Introduced 10/08/2008
Wireless
Boston
Metro PCS
Introduced 06/08/2009
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 03/08/2012
Wireless
Boston
Metro PCS
Introduced 08/04/2008
Wireless
Boston
Omnipoint Miami E License
Introduced 07/15/2011
Wireless
Boston
Metro PCS
Introduced 08/04/2008
Landline
Quincy
Broadview Networks
Introduced 04/23/2001
Landline
Cambridge
Broadview Networks
Introduced 04/23/2001
Landline
Boston
Broadview Networks
Introduced 04/23/2001
Landline
Newton
Broadview Networks
Introduced 04/23/2001
Wireless
Cambridge
Peerless Network Of Massachusetts
Introduced 09/22/2011
Wireless
S Boston
Sprint Spectrum L.p.
Introduced 04/20/2001
Wireless
Boston
Metro PCS
Introduced 06/25/2010
Wireless
Cambridge
New Cingular Wireless PCS - DC
Introduced 05/24/2011
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 03/08/2012
Wireless
Boston
Metro PCS
Introduced 02/22/2011
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 07/12/2011
Wireless
Boston
Omnipoint Miami E License
Introduced 09/21/2010
Wireless
Boston
New Cingular Wireless PCS - DC
Introduced 07/12/2011
Wireless
Boston
Metro PCS
Introduced 06/10/2010
Landline
Boston
Comcast Phone Of Massachusetts
Introduced 07/15/2013
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 09/08/2011
Landline
Roxbury
Peerless Network Of Massachusetts
Introduced 04/24/2013
Wireless
Dorchester
Sprint Spectrum L.p.
Introduced 06/28/2013
Wireless
Boston
New Cingular Wireless PCS - DC
Introduced 03/01/2006
Landline
Jamaica Plain
Comcast Phone Of Massachusetts
Introduced 04/23/2013
Landline
Boston
Omnipoint Miami E License
Introduced 01/03/2006
Wireless
Boston
Omnipoint Miami E License
Introduced 01/15/2008
Landline
Cambridge
Paetec Communications
Introduced 08/16/2012
Wireless
Boston
Xo Massachusetts
Introduced 08/01/2006
Landline
East Boston
Broadview Networks
Introduced 02/15/2010
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 05/11/2007
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 10/08/2010
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 12/06/2012
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 11/08/2012
Landline
Watertown
Teleport Communications America
Introduced 03/13/2013
Landline
Boston
Level 3 Enhanced Services
Introduced 07/19/2013
Landline
Brookline
Verizon New England Inc.
Introduced 02/10/2006
Wireless
Boston
Metro PCS
Introduced 08/04/2008
Wireless
Boston
Omnipoint Miami E License
Introduced 10/23/2012
Landline
Boston
Centurylink Communications LLC
Introduced 03/07/2013
Landline
Boston
Allegiance Telecom
Introduced 10/17/2007
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 03/10/2011
Landline
Chelsea
Verizon New England Inc.
Introduced 01/22/2013
Wireless
Boston
Omnipoint Miami E License
Introduced 11/09/2010
Wireless
Boston
Omnipoint Miami E License
Introduced 09/20/2006
Wireless
Hyde Park
Cellco Partnership DBA Verizon Wireless
Introduced 08/08/2007
Wireless
Hyde Park
Cellco Partnership DBA Verizon Wireless
Introduced 08/08/2006
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 06/18/2007
Landline
Boston
Verizon New England Inc.
Introduced 07/19/2006
Wireless
Everett
Cellco Partnership DBA Verizon Wireless
Introduced 04/24/2001
Landline
Brookline
Broadview Networks
Introduced 03/20/2001
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 03/15/2006
Landline
Boston
Paetec Communications
Introduced 08/02/2011
Landline
Needham
Broadview Networks
Introduced 03/20/2001
Landline
Boston
Paetec Communications
Introduced 04/09/2014
Wireless
Boston
Teleport Communications America
Introduced 02/16/2006
Wireless
Charlestown
Omnipoint Miami E License
Introduced 12/14/2001
Landline
Roxbury
Bandwidth.com Clec
Introduced 06/30/2001
Landline
Boston
Bandwidth.com Clec
Introduced 11/03/2010
Landline
S Boston
Broadview Networks
Introduced 03/20/2001
Landline
Quincy
Paetec Communications
Introduced 03/20/2001
Landline
Newton
Comcast Phone Of Massachusetts
Introduced 06/15/2007
Landline
Boston
Broadwing Communications
Introduced 09/19/2005
Landline
Boston
Vonage Network Inc.
Introduced 07/03/2013
Wireless
Boston
Metro PCS
Introduced 08/04/2008
Landline
Boston
Peerless Network Of Massachusetts
Introduced 11/22/2010
Wireless
Boston
New Cingular Wireless PCS - DC
Introduced 03/21/2006
Landline
Boston
Comcast Phone Of Massachusetts
Introduced 04/02/2002
Wireless
Charlestown
Sprint Spectrum L.p.
Introduced 10/31/2001
Landline
Boston
Broadwing Communications
Introduced 05/19/2005
Wireless
Boston
New Cingular Wireless PCS - DC
Introduced 12/17/2001
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 09/13/2005
Wireless
Roxbury
Sprint Spectrum L.p.
Introduced 07/30/2002
Landline
S Boston
Comcast Phone Of Massachusetts
Introduced 11/17/2004
Wireless
Brighton
New Cingular Wireless PCS - DC
Introduced 08/24/2001
Wireless
Quincy
New Cingular Wireless PCS - DC
Introduced 03/29/2001
Landline
Bedford
Cellco Partnership DBA Verizon Wireless
Introduced 02/17/2011
Wireless
Somerville
Cellco Partnership DBA Verizon Wireless
Introduced 05/03/2001
Landline
S Boston
Allegiance Telecom
Introduced 03/27/2001
Wireless
Quincy
Sprint Spectrum L.p.
Introduced 07/30/2002
Wireless
Brighton
Sprint Spectrum L.p.
Introduced 10/25/2002
Wireless
Roxbury
Omnipoint Miami E License
Introduced 11/28/2001
Landline
Jamaica Plain
Broadview Networks
Introduced 03/20/2001
Landline
Boston
Allegiance Telecom
Introduced 03/27/2001
Landline
East Boston
Ctc Communications Corp.
Introduced 03/20/2001
Landline
Brookline
Local Access LLC
Introduced 06/30/2001
Landline
Charlestown
Allegiance Telecom
Introduced 03/27/2001
Landline
Malden
Xo Massachusetts
Introduced 03/20/2001
Landline
Cambridge
Bandwidth.com Clec
Introduced 04/06/2011
Wireless
Boston
Metro PCS
Introduced 06/11/2009
Landline
Belmont
Mci Worldcom Communications
Introduced 06/30/2001
Wireless
Newton
Cellco Partnership DBA Verizon Wireless
Introduced 07/06/2001
Wireless
Boston
Omnipoint Miami E License
Introduced 10/17/2006
Wireless
Roxbury
Omnipoint Miami E License
Introduced 01/15/2014
Wireless
Boston
365 Wireless
Introduced 02/07/2014
Wireless
Jamaica Plain
Sprint Spectrum L.p.
Introduced 07/30/2002
Landline
Jamaica Plain
Allegiance Telecom
Introduced 03/27/2001
Wireless
Boston
Cellco Partnership DBA Verizon Wireless
Introduced 08/09/2005
Landline
Cambridge
Metropolitan Telecommunications Of Mass DBA Mettel
Introduced 07/26/2005
Landline
Chelsea
Level 3 Communications
Introduced 06/30/2001
Landline
Cambridge
Peerless Network Of Massachusetts
Introduced 03/05/2012
Unknown
Multiple Ocn Listing
Introduced
Landline
Cambridge
Xo Massachusetts
Introduced 03/20/2001
Wireless
Cambridge
Sprint Spectrum L.p.
Introduced 08/13/2002
Wireless
Boston
Omnipoint Miami E License
Introduced 07/23/2007
Wireless
Everett
Sprint Spectrum L.p.
Introduced 07/30/2002
Wireless
Boston
Omnipoint Miami E License
Introduced 04/02/2001
Wireless
Brighton
Omnipoint Miami E License
Introduced 04/02/2001
Wireless
Cambridge
Omnipoint Miami E License
Introduced 08/03/2001
Unknown
Rclec
Introduced 06/10/2014
Wireless
Quincy
Cellco Partnership DBA Verizon Wireless
Introduced 06/15/2001
Landline
Boston
Comcast Phone Of Massachusetts
Introduced 06/19/2001
Landline
Somerville
Broadwing Communications
Introduced 03/29/2001
Landline
Boston
Verizon New England Inc.
Introduced 08/23/2007
Landline
Somerville
Local Access LLC
Introduced 06/30/2001
Wireless
Cambridge
Cellco Partnership DBA Verizon Wireless
Introduced 05/03/2001
Landline
Cambridge
Peerless Network Of Massachusetts
Introduced 05/23/2012

Heavily Reported Numbers

Phone complaint data powered by CallerCenter.com

Most Searched Numbers

Prefixes with the Most Subscribers