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773 Area Code

State: Illinois
Major City: Chicago
Timezone: Central
Current Time: 11:51am
Short URL: allareacodes.com/773

Area Code 773 Map

Where is area code 773?

Area code 773 serves most of Chicago, IL. It overlaps coverage areas with area code 872.

What time zone is area code 773?

The 773 area code is located in the Central timezone. The Central time zone is also known as America/Chicago. As of the last time this page was loaded, the current time is 11:51am.

History

773 was first put in service October 12, 1996. It was created from area code 312.

Nearby Area Codes

219 (Hammond, IN)
224/847 (Elgin, IL)
312 (Chicago, IL)
331/630 (Aurora, IL)
708 (Cicero, IL)
773 (Chicago, IL)
779/815 (Rockford, IL)
872 (Chicago, IL)

Top 1 Counties in Area Code 773

CountyTotal Population% of 773% of County
Cook, IL5,194,675100%13%

Top 1 Cities in Area Code 773

CityTotal Population% of 773% of City
Chicago, IL2,695,598100%88%

Largest Telephone Carriers

Landline

Prefixes Carrier
33%Ameritech
4%Ovation
3%Mcimetro Access Transmission Services
2%Teleport America
2%Broadwing
2%Allegiance Telecom
2%Global Crossing Local Services
11%Other

Wireless

Prefixes Carrier
12%Sprint
8%T-mobile
8%Cingular
7%Verizon Wireless
3%Usa Mobility Wireless
2%Cricket
1%American Messaging (am)
1%Other

Prefixes

Assigned

Usage


Prefix
Usage
Primary City
Carrier
Introduced
(773) 201-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 202-
Chicago
Ameritech Illinois
10/15/1996
(773) 203-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 204-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 205-
Chicago
Ameritech Illinois
10/15/1996
(773) 206-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 207-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 208-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 209-
Chicago
Sprint Spectrum
10/31/2000
(773) 210-
Chicago
Ameritech Illinois
10/31/2001
(773) 212-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 213-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 214-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 215-
Chicago
Usa Mobility Wireless
08/20/2000
(773) 216-
Chicago
Sprint Spectrum
08/20/2000
(773) 217-
Chicago
Cricket Communications
05/19/2009
(773) 218-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 219-
Chicago
Sprint Spectrum
07/01/2009
(773) 220-
Chicago
Sprint Spectrum
08/20/2000
(773) 221-
Chicago
Ameritech Illinois
10/15/1996
(773) 222-
Chicago
Usa Mobility Wireless
10/11/1997
(773) 223-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 224-
Chicago
Ameritech Illinois
10/15/1996
(773) 225-
Chicago
T-mobile Usa
03/15/2006
(773) 226-
Chicago
T-mobile Usa
11/27/2007
(773) 227-
Chicago
Ameritech Illinois
10/15/1996
(773) 228-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 229-
Summit
Ameritech Illinois
10/15/1996
(773) 230-
Chicago
New Cingular Wireless PCS
04/01/1997
(773) 231-
Chicago
Level 3 Communications
09/08/2011
(773) 232-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 233-
Chicago
Ameritech Illinois
10/15/1996
(773) 234-
Chicago
Bandwidth.com Clec
06/26/2009
(773) 235-
Chicago
Ameritech Illinois
10/15/1996
(773) 236-
Chicago
T-mobile Usa
06/26/2009
(773) 237-
Chicago
Ameritech Illinois
10/15/1996
(773) 238-
Chicago
Ameritech Illinois
10/15/1996
(773) 239-
Chicago
Ameritech Illinois
10/15/1996
(773) 240-
Chicago
T-mobile Usa
10/16/2007
(773) 241-
Chicago
Ameritech Illinois
10/15/1996
(773) 242-
Cicero
Ameritech Illinois
10/15/1996
(773) 243-
Wood Dale
Xo Illinois
05/18/1998
(773) 244-
Chicago
Ameritech Illinois
10/15/1996
(773) 245-
Chicago
Bandwidth.com Clec
06/16/2010
(773) 246-
Chicago
Indiana Paging Ntwk
11/20/1998
(773) 247-
Chicago
Ameritech Illinois
10/15/1996
(773) 248-
Chicago
Ameritech Illinois
10/15/1996
(773) 249-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 250-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 251-
Chicago
New Cingular Wireless PCS
04/01/1997
(773) 252-
Chicago
Ameritech Illinois
10/15/1996
(773) 253-
Chicago
Teleport Communications America
01/11/1997
(773) 254-
Chicago
Ameritech Illinois
10/15/1996
(773) 255-
Chicago
New Cingular Wireless PCS
04/01/1997
(773) 256-
Chicago
Ameritech Illinois
10/15/1996
(773) 257-
Chicago
Ameritech Illinois
10/15/1996
(773) 258-
Chicago
Usa Mobility Wireless
04/01/1997
(773) 259-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 260-
Chicago
Ameritech Illinois
10/15/1996
(773) 261-
Chicago
Ameritech Illinois
10/15/1996
(773) 262-
Chicago
Ameritech Illinois
10/15/1996
(773) 263-
Chicago
Sprint Spectrum
08/20/2000
(773) 264-
Chicago
Ameritech Illinois
10/15/1996
(773) 265-
Chicago
Ameritech Illinois
10/15/1996
(773) 266-
Chicago
New Cingular Wireless PCS
10/13/1999
(773) 267-
Chicago
Ameritech Illinois
10/15/1996
(773) 268-
Chicago
Ameritech Illinois
10/15/1996
(773) 269-
Chicago
AT&T Local
08/14/1998
(773) 270-
Chicago
Sprint Spectrum
06/04/2009
(773) 271-
Chicago
Ameritech Illinois
10/15/1996
(773) 272-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 273-
Evanston
Ameritech Illinois
10/15/1996
(773) 274-
Chicago
Ameritech Illinois
10/15/1996
(773) 275-
Chicago
Ameritech Illinois
10/15/1996
(773) 276-
Chicago
Ameritech Illinois
10/15/1996
(773) 277-
Chicago
Ameritech Illinois
10/15/1996
(773) 278-
Chicago
Ameritech Illinois
10/15/1996
(773) 279-
Chicago
Ameritech Illinois
10/15/1996
(773) 280-
Chicago
Sprint Spectrum
07/01/2009
(773) 281-
Chicago
Ameritech Illinois
10/15/1996
(773) 282-
Chicago
Ameritech Illinois
10/15/1996
(773) 283-
Chicago
Ameritech Illinois
10/15/1996
(773) 284-
Chicago
Ameritech Illinois
10/15/1996
(773) 285-
Chicago
Ameritech Illinois
10/15/1996
(773) 286-
Chicago
Ameritech Illinois
10/15/1996
(773) 287-
Chicago
Ameritech Illinois
10/15/1996
(773) 288-
Chicago
Ameritech Illinois
10/15/1996
(773) 289-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 290-
Chicago
Broadwing Communications
07/06/1997
(773) 291-
Chicago
Ameritech Illinois
10/15/1996
(773) 292-
Chicago
Ameritech Illinois
10/15/1996
(773) 293-
Chicago
Ameritech Illinois
05/10/1999
(773) 294-
Chicago
New Cingular Wireless PCS
04/01/1997
(773) 295-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 296-
Chicago
Ameritech Illinois
10/15/1996
(773) 297-
Chicago
Sprint Spectrum
10/11/1997
(773) 298-
Chicago
Ameritech Illinois
10/15/1996
(773) 299-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 301-
Chicago
Sprint Spectrum
10/31/2000
(773) 302-
Chicago
Sprint Spectrum
02/26/2009
(773) 303-
Chicago
Allegiance Telecom
11/20/1998
(773) 304-
Chicago
Allegiance Telecom
11/20/1998
(773) 305-
Chicago
Allegiance Telecom
11/20/1998
(773) 306-
Chicago
AT&T Local
08/14/1998
(773) 307-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 308-
Chicago
First Communications LLC
07/06/1997
(773) 309-
Chicago
Paetec Communications
07/06/1997
(773) 310-
Chicago
Sprint Spectrum
08/17/2004
(773) 312-
Chicago
Sprint Spectrum
07/09/2009
(773) 313-
Chicago
Allegiance Telecom
02/27/1999
(773) 314-
Chicago
Allegiance Telecom
02/27/1999
(773) 315-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 316-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 317-
Chicago
Sprint Spectrum
10/13/1999
(773) 318-
Chicago
Cellco Partnership DBA Verizon Wireless
09/07/2004
(773) 319-
Chicago
Sprint Spectrum
08/17/2004
(773) 320-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 321-
Chicago
Broadwing Communications
07/06/1997
(773) 322-
Chicago
T-mobile Usa
07/06/1997
(773) 323-
Chicago
American Messaging (am)
04/16/2001
(773) 324-
Chicago
Ameritech Illinois
10/15/1996
(773) 325-
Chicago
Ameritech Illinois
10/15/1996
(773) 326-
Chicago
Broadwing Communications
10/13/1999
(773) 327-
Chicago
Ameritech Illinois
10/15/1996
(773) 328-
Chicago
First Communications LLC
07/06/1997
(773) 329-
Chicago
AT&T Local
08/14/1998
(773) 330-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 331-
Chicago
Mci Worldcom Communications
01/14/2000
(773) 332-
Chicago
Cellco Partnership DBA Verizon Wireless
08/14/1998
(773) 333-
Chicago
American Messaging (am)
04/16/2001
(773) 334-
Chicago
Ameritech Illinois
10/15/1996
(773) 335-
Chicago
Usa Mobility Wireless
08/14/1998
(773) 336-
Chicago
First Communications LLC
07/06/1997
(773) 337-
Chicago
Allegiance Telecom
05/10/1999
(773) 338-
Chicago
Ameritech Illinois
10/15/1996
(773) 339-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 340-
Chicago
Ymax Communications Corp.
04/10/2008
(773) 341-
Chicago
First Communications LLC
07/06/1997
(773) 342-
Chicago
Ameritech Illinois
10/15/1996
(773) 343-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 344-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 345-
Chicago
Allegiance Telecom
11/20/1998
(773) 346-
Chicago
Allegiance Telecom
11/20/1998
(773) 347-
Chicago
Allegiance Telecom
11/20/1998
(773) 348-
Chicago
Ameritech Illinois
10/15/1996
(773) 349-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 350-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 351-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 352-
Chicago
Usa Mobility Wireless
10/13/1999
(773) 353-
Chicago
Broadwing Communications
01/25/1998
(773) 354-
Chicago
Sprint Spectrum
10/31/2000
(773) 355-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 356-
Chicago
Ameritech Illinois
10/15/1996
(773) 357-
Chicago
First Communications LLC
07/06/1997
(773) 358-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 359-
Chicago
Mcimetro Access Transmission Services LLC
05/18/1998
(773) 360-
Chicago
Broadwing Communications
08/14/1998
(773) 361-
Chicago
Ameritech Illinois
10/15/1996
(773) 362-
Chicago
Paetec Communications
07/06/1997
(773) 363-
Chicago
Ameritech Illinois
10/15/1996
(773) 364-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 365-
Chicago
Allegiance Telecom
02/27/1999
(773) 366-
Chicago
T-mobile Usa
09/24/2004
(773) 367-
Chicago
Sprint Spectrum
02/13/2009
(773) 368-
Chicago
Sprint Spectrum
11/20/1998
(773) 369-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 370-
Chicago
Sprint Spectrum
10/13/1999
(773) 371-
Chicago
Ameritech Illinois
10/15/1996
(773) 372-
Chicago
Cellco Partnership DBA Verizon Wireless
07/07/2008
(773) 373-
Chicago
Ameritech Illinois
10/15/1996
(773) 374-
Chicago
Ameritech Illinois
10/15/1996
(773) 375-
Chicago
Ameritech Illinois
10/15/1996
(773) 376-
Chicago
Ameritech Illinois
10/15/1996
(773) 377-
Chicago
Teleport Communications America
01/11/1997
(773) 378-
Chicago
Ameritech Illinois
10/15/1996
(773) 379-
Chicago
Ameritech Illinois
10/15/1996
(773) 380-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 381-
Chicago
Ameritech Illinois
10/15/1996
(773) 382-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 383-
Chicago
New Cingular Wireless PCS
08/20/2000
(773) 384-
Chicago
Ameritech Illinois
10/15/1996
(773) 385-
Chicago
Ameritech Illinois
10/15/1996
(773) 386-
Chicago
Sprint Spectrum
01/14/2000
(773) 387-
Chicago
T-mobile Usa
06/09/2004
(773) 388-
Chicago
Ameritech Illinois
10/15/1996
(773) 389-
Chicago
Allegiance Telecom
11/20/1998
(773) 390-
Chicago
Cellco Partnership DBA Verizon Wireless
04/01/1997
(773) 391-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 392-
Chicago
Sprint Spectrum
06/13/2000
(773) 393-
Chicago
Usa Mobility Wireless
10/31/2000
(773) 394-
Chicago
Ameritech Illinois
01/14/2000
(773) 395-
Chicago
Ameritech Illinois
10/15/1996
(773) 396-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 397-
Chicago
Cricket Communications
03/10/2009
(773) 398-
Chicago
Sprint Spectrum
10/13/1999
(773) 399-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 400-
Chicago
American Messaging (am)
04/16/2001
(773) 401-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 402-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 403-
Chicago
Sprint Spectrum
03/27/2005
(773) 404-
Chicago
Ameritech Illinois
10/15/1996
(773) 405-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 406-
Chicago
Sprint Spectrum
10/31/2000
(773) 407-
Chicago
Sprint Spectrum
03/03/2001
(773) 408-
Chicago
Sprint Spectrum
02/13/2009
(773) 409-
Chicago
AT&T Local
08/14/1998
(773) 410-
Chicago
Sprint Spectrum
08/14/1998
(773) 412-
Chicago
Sprint Spectrum
10/31/2000
(773) 413-
Chicago
AT&T Local
08/14/1998
(773) 414-
Chicago
T-mobile Usa
09/07/2004
(773) 415-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 416-
Chicago
Sprint Spectrum
05/10/1999
(773) 417-
Chicago
Comcast Phone Of Illinois DBA Comco
08/14/1998
(773) 418-
Chicago
Sprint Spectrum
10/31/2000
(773) 419-
Chicago
Sprint Spectrum
08/14/1998
(773) 420-
Chicago
Teleport Communications America
04/01/1997
(773) 421-
Chicago
Cellco Partnership DBA Verizon Wireless
10/13/1999
(773) 422-
Chicago
Cellco Partnership DBA Verizon Wireless
10/31/2000
(773) 423-
Chicago
Allegiance Telecom
02/27/1999
(773) 424-
Oak Brook
Teleport Communications America
08/14/1998
(773) 425-
Chicago
Sprint Spectrum
10/13/1999
(773) 426-
Chicago
Sprint Spectrum
01/04/2002
(773) 427-
Chicago
Ameritech Illinois
05/10/1999
(773) 428-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 429-
Chicago
Ameritech Illinois
10/15/1996
(773) 430-
Chicago
Sprint Spectrum
06/13/2000
(773) 431-
Chicago
Cricket Communications
11/05/2008
(773) 432-
Chicago
Cimco Communications
08/14/1998
(773) 433-
Chicago
Sprint Spectrum
08/14/1998
(773) 434-
Chicago
Ameritech Illinois
10/15/1996
(773) 435-
Chicago
Xo Illinois
05/18/1998
(773) 436-
Chicago
Ameritech Illinois
10/15/1996
(773) 437-
Chicago
Teleport Communications America
01/11/1997
(773) 438-
Chicago
Usa Mobility Wireless
01/25/1998
(773) 439-
Chicago
Rcn Telecom Services Of Illinois
07/22/1999
(773) 440-
Chicago
Sprint Spectrum
06/25/2005
(773) 441-
Chicago
Cricket Communications
08/21/2008
(773) 442-
Chicago
Mci Worldcom Communications
10/15/1996
(773) 443-
Chicago
Sprint Spectrum
05/18/1998
(773) 444-
Park Ridge
Ameritech Illinois
01/14/2000
(773) 445-
Chicago
Ameritech Illinois
10/15/1996
(773) 446-
Chicago
Broadwing Communications
10/13/1999
(773) 447-
Chicago
Sprint Spectrum
08/14/1998
(773) 448-
Chicago
Usa Mobility Wireless
01/25/1998
(773) 449-
Chicago
Rcn Telecom Services Of Illinois
07/22/1999
(773) 450-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 451-
Chicago
Ameritech Illinois
10/15/1996
(773) 452-
Chicago
Cellco Partnership DBA Verizon Wireless
04/01/1997
(773) 453-
Wood Dale
Xo Illinois
05/18/1998
(773) 454-
Chicago
Sprint Spectrum
03/03/2001
(773) 455-
Chicago
Mci Worldcom Communications
10/11/1997
(773) 456-
Chicago
New Cingular Wireless PCS
08/20/2000
(773) 457-
Chicago
Sprint Spectrum
06/13/2000
(773) 458-
Chicago
Mci Worldcom Communications
10/11/1997
(773) 459-
Chicago
Sprint Spectrum
06/30/2001
(773) 460-
Chicago
Usa Mobility Wireless
10/11/1997
(773) 461-
Chicago
Usa Mobility Wireless
10/11/1997
(773) 462-
Schiller Park
Ameritech Illinois
10/15/1996
(773) 463-
Chicago
Ameritech Illinois
10/15/1996
(773) 464-
Chicago
Usa Mobility Wireless
08/14/1998
(773) 465-
Chicago
Ameritech Illinois
10/15/1996
(773) 466-
Wood Dale
Xo Illinois
05/18/1998
(773) 467-
Chicago
Ameritech Illinois
05/18/1998
(773) 468-
Chicago
Ameritech Illinois
10/15/1996
(773) 469-
Chicago
Sprint Spectrum
06/30/2001
(773) 470-
Chicago
Xo Illinois
05/18/1998
(773) 471-
Chicago
Ameritech Illinois
10/15/1996
(773) 472-
Chicago
Ameritech Illinois
10/15/1996
(773) 473-
Chicago
Ameritech Illinois
10/15/1996
(773) 474-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 475-
Chicago
Teleport Communications America
01/11/1997
(773) 476-
Chicago
Ameritech Illinois
10/15/1996
(773) 477-
Chicago
Ameritech Illinois
10/15/1996
(773) 478-
Chicago
Ameritech Illinois
10/15/1996
(773) 479-
Chicago
Ameritech Illinois
10/15/1996
(773) 480-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 481-
Chicago
Ameritech Illinois
10/15/1996
(773) 482-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 483-
Chicago
Ameritech Illinois
10/15/1996
(773) 484-
Chicago
Cellco Partnership DBA Verizon Wireless
10/31/2000
(773) 485-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 486-
Chicago
Ameritech Illinois
10/15/1996
(773) 487-
Chicago
Ameritech Illinois
10/15/1996
(773) 488-
Chicago
Ameritech Illinois
10/15/1996
(773) 489-
Chicago
Ameritech Illinois
10/15/1996
(773) 490-
Chicago
New Cingular Wireless PCS
03/03/2001
(773) 491-
Chicago
Sprint Spectrum
10/11/1997
(773) 492-
Chicago
Bandwidth.com Clec
08/23/2011
(773) 493-
Chicago
Ameritech Illinois
10/15/1996
(773) 494-
Chicago
Sprint Spectrum
10/13/2004
(773) 495-
Chicago
Sprint Spectrum
03/03/2001
(773) 496-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 497-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 498-
Chicago
Teleport Communications America
01/11/1997
(773) 499-
Chicago
Sprint Spectrum
03/27/2005
(773) 501-
Chicago
T-mobile Usa
02/12/2001
(773) 502-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 503-
Chicago
T-mobile Usa
11/17/2004
(773) 504-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 505-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 506-
Chicago
Ameritech Illinois
10/15/1996
(773) 507-
Chicago
Sprint Spectrum
06/30/2001
(773) 508-
Chicago
Ameritech Illinois
10/15/1996
(773) 509-
Chicago
Ameritech Illinois
10/15/1996
(773) 510-
Chicago
T-mobile Usa
04/04/2002
(773) 512-
Chicago
Sprint Spectrum
10/13/2004
(773) 513-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 514-
Chicago
American Messaging (am)
04/16/2001
(773) 515-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 516-
Chicago
Neutral Tandem-illinois
12/15/2004
(773) 517-
Chicago
T-mobile Usa
06/30/2001
(773) 518-
Chicago
Cellco Partnership DBA Verizon Wireless
08/20/2000
(773) 519-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 520-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 521-
Chicago
Ameritech Illinois
10/15/1996
(773) 522-
Chicago
Ameritech Illinois
10/15/1996
(773) 523-
Chicago
Ameritech Illinois
10/15/1996
(773) 524-
Chicago
Broadwing Communications
10/13/1999
(773) 525-
Chicago
Ameritech Illinois
10/15/1996
(773) 526-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 527-
Arlington Heights
Broadwing Communications
01/14/2000
(773) 528-
Chicago
Ameritech Illinois
10/15/1996
(773) 529-
Chicago
Ameritech Illinois
04/01/1997
(773) 530-
Chicago
Comcast Phone Of Illinois DBA Comco
12/30/2004
(773) 531-
Chicago
Sprint Spectrum
06/13/2000
(773) 532-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 533-
Chicago
Ameritech Illinois
10/15/1996
(773) 534-
Chicago
Ameritech Illinois
10/15/1996
(773) 535-
Chicago
Ameritech Illinois
10/15/1996
(773) 536-
Chicago
Ameritech Illinois
10/15/1996
(773) 537-
Chicago
Cimco Communications
05/24/2004
(773) 538-
Chicago
Ameritech Illinois
10/15/1996
(773) 539-
Chicago
Ameritech Illinois
10/15/1996
(773) 540-
Chicago
T-mobile Usa
12/28/2004
(773) 541-
Chicago
Global Crossing Local Services-il
01/14/2000
(773) 542-
Chicago
Ameritech Illinois
10/15/1996
(773) 543-
Chicago
T-mobile Usa
10/26/2007
(773) 544-
Chicago
Sprint Spectrum
10/13/1999
(773) 545-
Chicago
Ameritech Illinois
10/15/1996
(773) 546-
Chicago
Ameritech Illinois
10/15/1996
(773) 547-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 548-
Chicago
Ameritech Illinois
10/15/1996
(773) 549-
Chicago
Ameritech Illinois
10/15/1996
(773) 550-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 551-
Chicago
New Cingular Wireless PCS
08/14/1998
(773) 552-
Chicago
Sprint Spectrum
06/13/2000
(773) 553-
Chicago
Ameritech Illinois
08/14/1998
(773) 554-
Chicago
Sprint Spectrum
07/01/2009
(773) 556-
Chicago
Sprint Spectrum
11/20/1998
(773) 557-
Chicago
Ovation Communications Of Illinois
11/20/1998
(773) 558-
Chicago
Cellco Partnership DBA Verizon Wireless
01/15/2007
(773) 559-
Chicago
Sprint Spectrum
01/10/2005
(773) 560-
Chicago
Usa Mobility Wireless
10/15/1996
(773) 561-
Chicago
Ameritech Illinois
10/15/1996
(773) 562-
Chicago
Sprint Spectrum
07/22/1999
(773) 563-
Chicago
Sprint Spectrum
02/16/2006
(773) 564-
Chicago
Teleport Communications America
01/11/1997
(773) 565-
Chicago
Cimco Communications
05/21/2004
(773) 566-
Chicago
Usa Mobility Wireless
01/25/1998
(773) 567-
Chicago
Sprint Spectrum
10/13/2005
(773) 568-
Chicago
Ameritech Illinois
10/15/1996
(773) 569-
Elk Grove Village
Ameritech Illinois
10/15/1996
(773) 570-
Chicago
Level 3 Communications
11/20/1998
(773) 571-
Chicago
Cellco Partnership DBA Verizon Wireless
02/20/2007
(773) 572-
Chicago
Broadwing Communications
05/18/1998
(773) 573-
Chicago
Xo Illinois
01/14/2000
(773) 574-
Chicago
T-mobile Usa
03/21/2006
(773) 575-
Chicago
New Cingular Wireless PCS
06/30/2001
(773) 576-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 577-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 578-
Chicago
New Cingular Wireless PCS
11/20/1998
(773) 579-
Chicago
Ameritech Illinois
10/15/1996
(773) 580-
Chicago
New Cingular Wireless PCS
03/03/2001
(773) 581-
Chicago
Ameritech Illinois
10/15/1996
(773) 582-
Chicago
Ameritech Illinois
10/15/1996
(773) 583-
Chicago
Ameritech Illinois
10/15/1996
(773) 584-
Chicago
Mci Worldcom Communications
10/15/1996
(773) 585-
Chicago
Ameritech Illinois
10/15/1996
(773) 586-
Summit
Ameritech Illinois
10/15/1996
(773) 587-
Chicago
Sprint Spectrum
01/08/2007
(773) 588-
Chicago
Ameritech Illinois
10/15/1996
(773) 589-
River Grove
Ameritech Illinois
10/15/1996
(773) 590-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 591-
Chicago
Ameritech Illinois
10/31/2001
(773) 592-
Chicago
T-mobile Usa
06/30/2001
(773) 593-
Chicago
Sprint Spectrum
07/22/1999
(773) 594-
Chicago
Ameritech Illinois
10/15/1996
(773) 595-
Chicago
T-mobile Usa
10/30/2006
(773) 596-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 597-
Chicago
Cimco Communications
01/21/2005
(773) 598-
Chicago
Mci Worldcom Communications
01/11/1997
(773) 599-
Chicago
Ymax Communications Corp.
04/10/2008
(773) 600-
Chicago
T-mobile Usa
07/20/2004
(773) 601-
Schiller Park
Ameritech Illinois
10/15/1996
(773) 602-
Chicago
Ameritech Illinois
10/15/1996
(773) 603-
Chicago
T-mobile Usa
06/30/2005
(773) 604-
Chicago
Ameritech Illinois
10/15/1996
(773) 605-
Chicago
First Communications LLC
04/05/2006
(773) 606-
Chicago
Sprint Spectrum
07/14/2005
(773) 607-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 608-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 609-
Chicago
Ymax Communications Corp.
05/19/2009
(773) 610-
Chicago
New Cingular Wireless PCS
10/17/2001
(773) 612-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 613-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 614-
Chicago
T-mobile Usa
11/08/2006
(773) 615-
Chicago
Sprint Spectrum
05/01/2002
(773) 616-
Chicago
Sprint Spectrum
05/10/1999
(773) 617-
Chicago
Sprint Spectrum
01/11/1997
(773) 618-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 619-
Chicago
Sprint Spectrum
03/09/2001
(773) 620-
Chicago
New Cingular Wireless PCS
06/30/2001
(773) 621-
Chicago
Sprint Spectrum
10/10/2005
(773) 622-
Chicago
Ameritech Illinois
10/15/1996
(773) 623-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 624-
Chicago
Ameritech Illinois
10/15/1996
(773) 625-
River Grove
Ameritech Illinois
10/15/1996
(773) 626-
Chicago
Ameritech Illinois
10/15/1996
(773) 627-
Oak Brook
Ovation Communications Of Illinois
04/12/2001
(773) 628-
Chicago
Teleport Communications America
01/11/1997
(773) 629-
Chicago
T-mobile Usa
11/08/2006
(773) 630-
Chicago
Cricket Communications
03/10/2009
(773) 631-
Chicago
Ameritech Illinois
10/15/1996
(773) 632-
Chicago
Mci Worldcom Communications
10/15/1996
(773) 633-
Chicago
Cellco Partnership DBA Verizon Wireless
08/14/1998
(773) 634-
Chicago
Mci Worldcom Communications
08/14/1998
(773) 635-
Chicago
Global Crossing Local Services-il
01/11/1997
(773) 636-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 637-
Chicago
Ameritech Illinois
10/15/1996
(773) 638-
Chicago
Ameritech Illinois
10/15/1996
(773) 639-
Chicago
Sprint Spectrum
10/17/2007
(773) 640-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 641-
Chicago
Sprint Spectrum
09/13/2005
(773) 642-
Chicago
Sprint Spectrum
03/15/2007
(773) 643-
Chicago
Ameritech Illinois
10/15/1996
(773) 644-
Chicago
Teleport Communications America
01/05/2011
(773) 645-
Chicago
Ameritech Illinois
04/01/1997
(773) 646-
Chicago
Ameritech Illinois
10/15/1996
(773) 647-
Chicago
Sprint Spectrum
10/17/2007
(773) 648-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 649-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 650-
Chicago
Ameritech Illinois
10/15/1996
(773) 651-
Chicago
Ameritech Illinois
10/15/1996
(773) 652-
Chicago
Usa Mobility Wireless
01/11/1997
(773) 653-
Chicago
Ovation Communications Of Illinois
11/20/1998
(773) 654-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 655-
Chicago
Sprint Spectrum
03/27/2002
(773) 656-
Chicago
T-mobile Usa
06/30/2005
(773) 657-
Chicago
Sprint Spectrum
03/05/2007
(773) 658-
Chicago
Cricket Communications
02/27/1999
(773) 659-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 660-
Chicago
Ameritech Illinois
10/15/1996
(773) 661-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 662-
Chicago
Cellco Partnership DBA Verizon Wireless
01/14/2000
(773) 663-
Chicago
Sprint Spectrum
05/10/1999
(773) 664-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 665-
Chicago
Ameritech Illinois
10/15/1996
(773) 666-
Chicago
Bandwidth.com Clec
05/20/2011
(773) 667-
Chicago
Ameritech Illinois
10/15/1996
(773) 668-
Chicago
Level 3 Communications
04/27/2006
(773) 669-
Chicago
Bandwidth.com Clec
06/08/2009
(773) 670-
Chicago
Usa Mobility Wireless
10/11/1997
(773) 671-
Chicago
Sprint Spectrum
04/01/1997
(773) 672-
Chicago
T-mobile Usa
02/29/2008
(773) 673-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 674-
Chicago
Ameritech Illinois
05/15/2008
(773) 675-
Chicago
Cellco Partnership DBA Verizon Wireless
07/07/2008
(773) 676-
Chicago
Teleport Communications America
01/11/1997
(773) 677-
Chicago
New Cingular Wireless PCS
03/07/2002
(773) 678-
Chicago
Sprint Spectrum
02/21/2005
(773) 679-
Chicago
T-mobile Usa
07/26/2006
(773) 680-
Chicago
New Cingular Wireless PCS
02/02/2001
(773) 681-
Bensenville
Mcimetro Access Transmission Services LLC
10/15/1996
(773) 682-
Chicago
Cellco Partnership DBA Verizon Wireless
10/17/2005
(773) 683-
Chicago
Cricket Communications
01/23/2008
(773) 684-
Chicago
Ameritech Illinois
10/15/1996
(773) 685-
Chicago
Ameritech Illinois
10/15/1996
(773) 686-
Schiller Park
Ameritech Illinois
10/15/1996
(773) 687-
Chicago
Teleport Communications America
01/11/1997
(773) 688-
Chicago
Sigecom
07/27/2004
(773) 689-
Chicago
Cellco Partnership DBA Verizon Wireless
04/01/1997
(773) 690-
Chicago
T-mobile Usa
11/05/2008
(773) 691-
Chicago
T-mobile Usa
07/10/2007
(773) 692-
Chicago
Usa Mobility Wireless
10/11/1997
(773) 693-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 694-
Des Plaines
Ameritech Illinois
10/15/1996
(773) 695-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 696-
Chicago
Ovation Communications Of Illinois
05/10/1999
(773) 697-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 698-
Chicago
T-mobile Usa
06/13/2007
(773) 699-
Chicago
Sprint Spectrum
10/13/2005
(773) 701-
Chicago
T-mobile Usa
09/30/2005
(773) 702-
Chicago
Ameritech Illinois
10/15/1996
(773) 703-
Chicago
Cricket Communications
09/02/2008
(773) 704-
Chicago
T-mobile Usa
01/23/2002
(773) 705-
Chicago
First Communications LLC
06/28/2006
(773) 706-
Chicago
Cellco Partnership DBA Verizon Wireless
07/18/2005
(773) 707-
Chicago
Cricket Communications
11/05/2008
(773) 708-
Chicago
Cricket Communications
11/05/2008
(773) 709-
Chicago
Cricket Communications
11/05/2008
(773) 710-
Chicago
New Cingular Wireless PCS
04/16/2001
(773) 712-
Chicago
Cricket Communications
11/05/2008
(773) 713-
Chicago
American Messaging (am)
04/01/1997
(773) 714-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 715-
Chicago
T-mobile Usa
10/16/2002
(773) 716-
Chicago
Sprint Spectrum
06/30/2001
(773) 717-
Chicago
Cellco Partnership DBA Verizon Wireless
09/16/2008
(773) 718-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 719-
Chicago
Sprint Spectrum
01/11/1997
(773) 720-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 721-
Chicago
Ameritech Illinois
10/15/1996
(773) 722-
Chicago
Ameritech Illinois
10/15/1996
(773) 723-
Chicago
Ameritech Illinois
10/15/1996
(773) 724-
Chicago
Cellco Partnership DBA Verizon Wireless
10/17/2005
(773) 725-
Chicago
Ameritech Illinois
10/15/1996
(773) 726-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 727-
Chicago
T-mobile Usa
10/16/2002
(773) 728-
Chicago
Ameritech Illinois
10/15/1996
(773) 729-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 730-
Chicago
Ameritech Illinois
10/15/1996
(773) 731-
Chicago
Ameritech Illinois
10/15/1996
(773) 732-
Chicago
T-mobile Usa
06/30/2001
(773) 733-
Chicago
Ovation Communications Of Illinois
04/12/2001
(773) 734-
Chicago
Ameritech Illinois
10/15/1996
(773) 735-
Chicago
Ameritech Illinois
10/15/1996
(773) 736-
Chicago
Ameritech Illinois
10/15/1996
(773) 737-
Chicago
Ameritech Illinois
10/15/1996
(773) 738-
Chicago
Sprint Spectrum
08/29/2007
(773) 739-
Chicago
Sprint Spectrum
05/10/1999
(773) 740-
Chicago
American Messaging (am)
04/16/2001
(773) 741-
Des Plaines
Ameritech Illinois
10/15/1996
(773) 742-
Chicago
T-mobile Usa
11/05/2001
(773) 743-
Chicago
Ameritech Illinois
10/15/1996
(773) 744-
Chicago
T-mobile Usa
08/30/2001
(773) 745-
Chicago
Ameritech Illinois
10/15/1996
(773) 746-
Chicago
Sprint Spectrum
10/13/2005
(773) 747-
Chicago
T-mobile Usa
01/07/2008
(773) 748-
Chicago
Indiana Paging Ntwk
11/20/1998
(773) 749-
Chicago
Sprint Spectrum
06/19/2007
(773) 750-
Chicago
New Cingular Wireless PCS
09/13/2001
(773) 751-
Wood Dale
Xo Illinois
02/27/1999
(773) 752-
Chicago
Ameritech Illinois
10/15/1996
(773) 753-
Chicago
Ameritech Illinois
10/15/1996
(773) 754-
Chicago
Comcast Phone Of Illinois DBA Comco
10/24/2006
(773) 755-
Chicago
Ameritech Illinois
02/27/1999
(773) 756-
Bensenville
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 757-
Oak Brook
Teleport Communications America
06/28/2001
(773) 758-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 759-
Chicago
Sprint Spectrum
10/25/2002
(773) 760-
Chicago
Cellco Partnership DBA Verizon Wireless
04/01/1997
(773) 761-
Chicago
Ameritech Illinois
10/15/1996
(773) 762-
Chicago
Ameritech Illinois
10/15/1996
(773) 763-
Chicago
Ameritech Illinois
10/15/1996
(773) 764-
Chicago
Ameritech Illinois
10/15/1996
(773) 765-
Chicago
Teleport Communications America
02/27/1999
(773) 766-
Chicago
Cellco Partnership DBA Verizon Wireless
09/15/2008
(773) 767-
Chicago
Ameritech Illinois
10/15/1996
(773) 768-
Chicago
Ameritech Illinois
10/15/1996
(773) 769-
Chicago
Ameritech Illinois
10/15/1996
(773) 770-
Chicago
Ovation Communications Of Illinois
05/10/1999
(773) 771-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 772-
Chicago
Ameritech Illinois
10/15/1996
(773) 774-
Chicago
Ameritech Illinois
10/15/1996
(773) 775-
Chicago
Ameritech Illinois
10/15/1996
(773) 776-
Chicago
Ameritech Illinois
10/15/1996
(773) 777-
Chicago
Ameritech Illinois
10/15/1996
(773) 778-
Chicago
Ameritech Illinois
10/15/1996
(773) 779-
Chicago
Ameritech Illinois
10/15/1996
(773) 780-
Chicago
T-mobile Usa
05/10/1999
(773) 781-
Chicago
American Messaging (am)
04/23/2001
(773) 782-
Chicago
Ameritech Illinois
02/27/1999
(773) 783-
Chicago
Ameritech Illinois
10/15/1996
(773) 784-
Chicago
Ameritech Illinois
10/15/1996
(773) 785-
Chicago
Ameritech Illinois
10/15/1996
(773) 786-
Chicago
Ovation Communications Of Illinois
05/10/1999
(773) 787-
Chicago
Xo Illinois
05/10/1999
(773) 788-
Summit
Ameritech Illinois
07/06/1997
(773) 789-
Chicago
Sigecom
07/12/2007
(773) 790-
Chicago
Level 3 Communications
07/22/1999
(773) 791-
Chicago
New Cingular Wireless PCS
05/25/2001
(773) 792-
Chicago
Ameritech Illinois
10/15/1996
(773) 793-
Chicago
Sprint Spectrum
07/22/1999
(773) 794-
Chicago
Ameritech Illinois
10/15/1996
(773) 795-
Chicago
Ameritech Illinois
05/10/1999
(773) 796-
Chicago
Level 3 Communications
11/01/2010
(773) 797-
Arlington Heights
Broadwing Communications
05/10/1999
(773) 798-
Chicago
Cellco Partnership DBA Verizon Wireless
08/21/2008
(773) 799-
Bensenville
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 800-
Chicago
Level 3 Communications
06/25/2009
(773) 801-
Chicago
Ameritech Illinois
05/19/2006
(773) 802-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 803-
Chicago
Sprint Spectrum
03/15/2007
(773) 804-
Chicago
Ameritech Illinois
10/15/1996
(773) 805-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 806-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 807-
Chicago
T-mobile Usa
08/15/2002
(773) 808-
Chicago
Sprint Spectrum
04/14/2006
(773) 809-
Chicago
T-mobile Usa
09/08/2008
(773) 810-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 812-
Chicago
Cricket Communications
03/23/2009
(773) 813-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 814-
Chicago
T-mobile Usa
07/22/2002
(773) 815-
Chicago
Cricket Communications
03/31/2009
(773) 816-
Chicago
T-mobile Usa
03/28/2005
(773) 817-
Chicago
T-mobile Usa
10/16/2002
(773) 818-
Chicago
T-mobile Usa
06/30/2001
(773) 819-
Chicago
Sprint Spectrum
02/13/2009
(773) 820-
Chicago
New Cingular Wireless PCS
06/30/2001
(773) 821-
Chicago
Ameritech Illinois
10/15/1996
(773) 822-
Chicago
T-mobile Usa
08/14/1998
(773) 823-
Chicago
AT&T Local
08/14/1998
(773) 824-
Chicago
Teleport Communications America
11/20/1998
(773) 825-
Des Plaines
Ameritech Illinois
10/15/1996
(773) 826-
Chicago
Ameritech Illinois
10/15/1996
(773) 827-
Chicago
T-mobile Usa
08/14/1998
(773) 828-
Chicago
Level 3 Communications
07/22/1999
(773) 829-
Chicago
Level 3 Communications
02/27/1999
(773) 830-
Chicago
Xo Illinois
07/22/1999
(773) 831-
Chicago
Level 3 Communications
07/22/1999
(773) 832-
Chicago
Ameritech Illinois
05/18/1998
(773) 833-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 834-
Chicago
Ameritech Illinois
01/11/1997
(773) 835-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 836-
Chicago
Ameritech Illinois
07/06/1997
(773) 837-
Chicago
T-mobile Usa
08/08/2001
(773) 838-
Chicago
Ameritech Illinois
10/15/1996
(773) 839-
Chicago
American Messaging (am)
04/16/2001
(773) 840-
Chicago
Ovation Communications Of Illinois
06/23/2006
(773) 841-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 842-
Chicago
Sprint Spectrum
10/31/2001
(773) 843-
Chicago
Ameritech Illinois
10/15/1996
(773) 844-
Chicago
New Cingular Wireless PCS
05/25/2001
(773) 845-
Chicago
American Messaging (am)
04/23/2001
(773) 846-
Chicago
Ameritech Illinois
10/15/1996
(773) 847-
Chicago
Ameritech Illinois
10/15/1996
(773) 848-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 849-
Chicago
Cellco Partnership DBA Verizon Wireless
02/20/2007
(773) 850-
Chicago
Cellco Partnership DBA Verizon Wireless
08/21/2008
(773) 851-
Chicago
Sprint Spectrum
03/09/2001
(773) 852-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 853-
Chicago
Sprint Spectrum
10/03/2006
(773) 854-
Chicago
Ameritech Illinois
10/15/1996
(773) 855-
Chicago
Rcn Telecom Services Of Illinois
11/20/1998
(773) 856-
Chicago
Rcn Telecom Services Of Illinois
11/20/1998
(773) 857-
Chicago
Rcn Telecom Services Of Illinois
11/20/1998
(773) 858-
Chicago
Sprint Spectrum
07/06/2001
(773) 859-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 860-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 861-
Chicago
First Communications LLC
02/23/2007
(773) 862-
Chicago
Ameritech Illinois
10/15/1996
(773) 863-
Chicago
Ameritech Illinois
10/15/1996
(773) 864-
Park Ridge
Ameritech Illinois
10/15/1996
(773) 865-
Chicago
T-mobile Usa
08/30/2001
(773) 866-
Chicago
Ameritech Illinois
10/15/1996
(773) 867-
Park Ridge
Ameritech Illinois
01/25/1998
(773) 868-
Chicago
Ameritech Illinois
10/15/1996
(773) 869-
Chicago
Ameritech Illinois
07/06/1997
(773) 870-
Chicago
New Cingular Wireless PCS
08/06/2002
(773) 871-
Chicago
Ameritech Illinois
10/15/1996
(773) 873-
Chicago
Ameritech Illinois
10/15/1996
(773) 874-
Chicago
Ameritech Illinois
10/15/1996
(773) 875-
Chicago
T-mobile Usa
09/06/2001
(773) 876-
Chicago
Sprint Spectrum
03/20/2006
(773) 877-
Chicago
T-mobile Usa
07/21/2006
(773) 878-
Chicago
Ameritech Illinois
10/15/1996
(773) 879-
Chicago
Sprint Spectrum
02/27/1999
(773) 880-
Chicago
Ameritech Illinois
10/15/1996
(773) 881-
Chicago
Ameritech Illinois
10/15/1996
(773) 882-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 883-
Chicago
Ameritech Illinois
10/15/1996
(773) 884-
Chicago
Ameritech Illinois
10/15/1996
(773) 885-
Chicago
Sprint Spectrum
03/08/2005
(773) 886-
Chicago
T-mobile Usa
10/31/2007
(773) 887-
Bensenville
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 888-
Chicago
Bandwidth.com Clec
06/25/2009
(773) 889-
Chicago
Ameritech Illinois
10/15/1996
(773) 890-
Chicago
Ameritech Illinois
10/15/1996
(773) 891-
Chicago
Comcast Phone Of Illinois DBA Comco
10/18/2006
(773) 892-
Chicago
Ameritech Illinois
10/15/1996
(773) 893-
Chicago
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 894-
Schiller Park
Ameritech Illinois
10/15/1996
(773) 895-
Chicago
T-mobile Usa
08/30/2001
(773) 896-
Chicago
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 897-
Chicago
Peerless Network Of Illinois
03/28/2008
(773) 898-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 899-
Chicago
Cellco Partnership DBA Verizon Wireless
03/15/2006
(773) 901-
Chicago
Cricket Communications
05/15/2009
(773) 902-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 903-
Chicago
American Messaging (am)
04/16/2001
(773) 904-
Chicago
Level 3 Communications
05/12/2008
(773) 905-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 906-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 907-
Chicago
Ameritech Illinois
10/15/1996
(773) 908-
Chicago
Sprint Spectrum
11/20/1998
(773) 909-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 910-
Chicago
New Cingular Wireless PCS
05/10/1999
(773) 912-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 913-
Chicago
Broadwing Communications
07/06/1997
(773) 914-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 915-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 916-
Chicago
T-mobile Usa
08/31/2010
(773) 917-
Chicago
Mci Worldcom Communications
04/01/1997
(773) 918-
Chicago
Ameritech Illinois
10/15/1996
(773) 919-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 920-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 921-
Chicago
Ameritech Illinois
10/15/1996
(773) 922-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 923-
Chicago
Usa Mobility Wireless
06/30/2001
(773) 924-
Chicago
Ameritech Illinois
10/15/1996
(773) 925-
Chicago
Ameritech Illinois
10/15/1996
(773) 926-
Chicago
Ameritech Illinois
10/15/1996
(773) 927-
Chicago
Ameritech Illinois
10/15/1996
(773) 928-
Chicago
Ameritech Illinois
10/15/1996
(773) 929-
Chicago
Ameritech Illinois
10/15/1996
(773) 930-
Chicago
Sprint Spectrum
01/08/2007
(773) 931-
Chicago
T-mobile Usa
05/23/2001
(773) 932-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 933-
Chicago
Ameritech Illinois
10/15/1996
(773) 934-
Chicago
T-mobile Usa
08/21/2002
(773) 935-
Chicago
Ameritech Illinois
10/15/1996
(773) 936-
Chicago
T-mobile Usa
08/30/2001
(773) 937-
Chicago
Sigecom
07/11/2007
(773) 938-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 939-
Chicago
T-mobile Usa
02/21/2007
(773) 940-
Chicago
Comcast Phone Of Illinois DBA Comco
11/17/2008
(773) 941-
Chicago
T-mobile Usa
11/27/2007
(773) 942-
Chicago
Global Crossing Local Services-il
11/20/1998
(773) 943-
Chicago
T-mobile Usa
09/03/2010
(773) 944-
Chicago
Rcn Telecom Services Of Illinois
08/14/1998
(773) 945-
Chicago
Peerless Network Of Illinois
06/25/2008
(773) 946-
Chicago
Broadwing Communications
05/22/2007
(773) 947-
Chicago
Ameritech Illinois
10/15/1996
(773) 948-
Chicago
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 949-
Chicago
Sprint Spectrum
02/24/2011
(773) 951-
Chicago
Cellco Partnership DBA Verizon Wireless
10/16/2006
(773) 952-
Chicago
T-mobile Usa
06/14/2007
(773) 953-
Chicago
Sprint Spectrum
08/29/2007
(773) 954-
Chicago
T-mobile Usa
09/30/2005
(773) 955-
Chicago
Ameritech Illinois
10/15/1996
(773) 956-
Chicago
T-mobile Usa
09/04/2008
(773) 957-
Chicago
Ovation Communications Of Illinois
11/20/1998
(773) 960-
Chicago
Sprint Spectrum
01/25/1998
(773) 961-
Chicago
Ameritech Illinois
10/15/1996
(773) 962-
Chicago
Ameritech Illinois
10/15/1996
(773) 963-
Chicago
Sprint Spectrum
07/17/2007
(773) 964-
Chicago
T-mobile Usa
08/21/2007
(773) 965-
Chicago
Cellco Partnership DBA Verizon Wireless
01/11/1997
(773) 966-
Chicago
Broadwing Communications
04/27/2006
(773) 967-
Chicago
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 968-
Chicago
T-mobile Usa
02/12/2001
(773) 969-
Chicago
T-mobile Usa
01/07/2008
(773) 970-
Chicago
Cricket Communications
05/15/2009
(773) 971-
Chicago
T-mobile Usa
07/11/2007
(773) 972-
Chicago
New Cingular Wireless PCS
01/11/1997
(773) 973-
Chicago
Ameritech Illinois
10/15/1996
(773) 974-
Des Plaines
Ovation Communications Of Illinois
11/20/1998
(773) 975-
Chicago
Ameritech Illinois
10/15/1996
(773) 977-
Chicago
Ovation Communications Of Illinois
02/27/1999
(773) 978-
Chicago
Ameritech Illinois
10/15/1996
(773) 979-
Chicago
Sprint Spectrum
06/08/2006
(773) 980-
Chicago
Ameritech Illinois
05/15/2008
(773) 981-
Chicago
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 982-
Chicago
T-mobile Usa
02/29/2008
(773) 983-
Chicago
T-mobile Usa
03/28/2002
(773) 984-
Chicago
Sprint Spectrum
03/15/2007
(773) 985-
Bensenville
Mcimetro Access Transmission Services LLC
01/11/1997
(773) 986-
Chicago
T-mobile Usa
10/16/2007
(773) 987-
Chicago
First Communications LLC
03/28/2005
(773) 988-
Chicago
T-mobile Usa
06/30/2001
(773) 989-
Chicago
Ameritech Illinois
10/15/1996
(773) 990-
Chicago
Ameritech Illinois
03/20/2006
(773) 991-
Chicago
Sprint Spectrum
01/14/2000
(773) 992-
Schiller Park
Ameritech Illinois
10/15/1996
(773) 993-
Chicago
Sprint Spectrum
02/18/2011
(773) 994-
Chicago
Ameritech Illinois
10/15/1996
(773) 995-
Chicago
Ameritech Illinois
10/15/1996
(773) 996-
Chicago
T-mobile Usa
10/16/2007
(773) 997-
Chicago
T-mobile Usa
10/28/2008
(773) 998-
Chicago
Cricket Communications
05/15/2009
(773) 999-
Chicago
Cricket Communications
05/15/2009

Heavily Reported Numbers

Phone complaint data powered by CallerCenter.com


Sources: North American Numbering Plan Administration (NANPA), telecom providers, and the U.S. Census Bureau.