312 Area Codes Info

Quickly lookup geographic information for any U.S. telephone area code

312 Area Codes Map

Illinois Area Codes Map

Area Code Information

Area Code: 312
State: Illinois
Primary City: Chicago
Timezone: Central
State code: IL

Did You Know?

Area code 312 is one of the original 86 area codes created by AT&T and the Bell System in 1947. It originally served the Chicago metropolitan area. In 1996, area code 773 was created as an overlay to area code 312. In 2009, area code 872 was created as an overlay to area code 312. 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.

Heavily Reported Numbers

Active Phone Number Prefixes

Prefix Usage Primary City Carrier Introduced
312201 Landline CHICAGO Ameritech Illinois 11/11/2003
312202 Landline CHICAGO Ameritech Illinois 04/01/1997
312203 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312204 Landline CHICAGO Ameritech Illinois 10/11/1997
312205 Landline CHICAGO Allegiance Telecom 08/20/2000
312206 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312207 Landline CHICAGO Ameritech Illinois 10/11/1997
312208 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312209 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 02/11/1995
312210 CHICAGO
312212 Landline CHICAGO Ameritech Illinois 10/31/2000
312213 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312214 Landline CHICAGO Ameritech Illinois 11/11/2003
312215 Wireless CHICAGO New Cingular Wireless PCS 02/11/1995
312216 Landline CHICAGO First Communications LLC 02/13/2012
312217 Wireless CHICAGO United States Cellular Corp. - Illinois 11/11/2003
312218 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312219 Wireless CHICAGO Bandwidth.com Clec 04/10/2012
312220 Landline CHICAGO Ameritech Illinois 02/04/1994
312221 Wireless CHICAGO Sprint Spectrum L.p. 06/17/2011
312222 Landline CHICAGO Ameritech Illinois 02/04/1994
312223 Landline CHICAGO Ameritech Illinois 10/11/1997
312224 Landline CHICAGO Broadwing Communications 10/13/1999
312225 Landline CHICAGO Ameritech Illinois 10/11/1997
312226 Landline CHICAGO Ameritech Illinois 10/11/1997
312227 Landline CHICAGO Ameritech Illinois 09/15/2010
312228 Landline CHICAGO Ameritech Illinois 10/11/1997
312229 Landline CHICAGO Ameritech Illinois 06/13/2000
312230 Landline CHICAGO Ameritech Illinois 10/11/1997
312231 Wireless CHICAGO New Cingular Wireless PCS 01/10/1996
312232 Wireless CHICAGO American Messaging (am) 04/23/2001
312233 Landline BLUE ISLAND Ameritech Illinois 10/13/1999
312234 Landline CHICAGO Ameritech Illinois 01/25/1998
312235 Landline CHICAGO Ameritech Illinois 01/14/2000
312236 Landline CHICAGO Ameritech Illinois 11/11/2003
312237 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 10/31/2000
312238 Landline CHICAGO Broadwing Communications 10/13/1999
312239 Landline CHICAGO AT&T Local 01/25/1998
312240 Landline CHICAGO Ameritech Illinois 10/11/1997
312241 Wireless CHICAGO New Cingular Wireless PCS 08/17/2011
312242 Landline CHICAGO Teleport Communications America 08/20/2000
312243 Landline CHICAGO Ameritech Illinois 10/11/1997
312244 Landline CHICAGO Ameritech Illinois 10/31/2000
312245 Landline CHICAGO Ameritech Illinois 10/11/1997
312246 Wireless WHEELING New Cingular Wireless PCS 02/11/1995
312247 Landline CHICAGO First Communications LLC 04/06/2004
312248 Unknown Metro PCS
312249 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312250 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312251 Landline CHICAGO Ameritech Illinois 10/11/1997
312252 Landline CHICAGO Allegiance Telecom 01/25/1998
312253 Landline CHICAGO Allegiance Telecom 01/25/1998
312254 Landline CHICAGO Allegiance Telecom 01/25/1998
312255 Landline CHICAGO Ameritech Illinois 10/11/1997
312256 Landline CHICAGO Allegiance Telecom 01/25/1998
312257 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 08/18/2011
312258 Landline CHICAGO Ameritech Illinois 10/11/1997
312259 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312260 Landline CHICAGO Mcimetro Access Transmission Services LLC 04/01/1997
312261 Landline CHICAGO Broadwing Communications 05/10/1999
312262 Landline CHICAGO Allegiance Telecom 01/25/1998
312263 Landline CHICAGO Ameritech Illinois 02/04/1994
312264 Landline CHICAGO Broadwing Communications 07/22/1999
312265 Landline CHICAGO Access One 11/29/2005
312266 Landline CHICAGO Ameritech Illinois 02/04/1994
312267 Landline CHICAGO Ameritech Illinois 06/13/2000
312268 Landline CHICAGO Broadwing Communications 03/03/2001
312269 Landline CHICAGO Ameritech Illinois 02/04/1994
312271 Wireless CHICAGO Usa Mobility Wireless 01/25/1998
312272 Wireless CHICAGO Usa Mobility Wireless 07/01/1996
312273 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 09/13/2011
312274 Landline CHICAGO Ameritech Illinois 01/25/1998
312275 Landline CHICAGO Allegiance Telecom 01/25/1998
312276 Landline CHICAGO Allegiance Telecom 01/25/1998
312277 Landline CHICAGO Allegiance Telecom 01/25/1998
312278 Landline CHICAGO Broadwing Communications 10/31/2000
312279 Landline CHICAGO Mcimetro Access Transmission Services LLC 01/25/1998
312280 Landline CHICAGO Ameritech Illinois 10/11/1997
312281 Landline CHICAGO Global Crossing Local Services-il 10/13/1999
312282 Wireless CHICAGO New Cingular Wireless PCS 10/31/2000
312283 Landline CHICAGO Global Crossing Local Services-il 10/13/1999
312284 Landline CHICAGO Xo Illinois 06/30/2001
312285 Wireless CHICAGO Sprint Spectrum L.p. 06/30/2001
312286 Wireless CHICAGO New Cingular Wireless PCS 06/13/2000
312287 Wireless CHICAGO Sprint Spectrum L.p. 10/31/2000
312288 Landline CHICAGO Mcimetro Access Transmission Services LLC 01/25/1998
312289 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312290 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312291 Landline CHICAGO Ameritech Illinois 06/13/2000
312292 Wireless CHICAGO Bandwidth.com Clec 09/02/2011
312293 Landline CHICAGO Ameritech Illinois 02/04/1994
312294 Landline CHICAGO Ameritech Illinois 10/11/1997
312295 Wireless CHICAGO Usa Mobility Wireless 02/11/1995
312296 Wireless CHICAGO Sprint Spectrum L.p. 01/14/2000
312297 Landline CHICAGO Ameritech Illinois 02/11/1995
312298 Landline CHICAGO Sigecom 07/22/1999
312299 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312300 Landline CHICAGO Net Talk.com 04/25/2011
312301 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312302 Landline CHICAGO Ameritech Illinois 02/04/1994
312303 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312304 Wireless HINSDALE New Cingular Wireless PCS 02/11/1995
312305 Wireless NORTHBROOK Cellco Partnership DBA Verizon Wireless 11/11/2003
312306 Landline CHICAGO Ameritech Illinois 02/04/1994
312307 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312308 Landline CHICAGO Ameritech Illinois 10/11/1997
312309 Landline CHICAGO Ameritech Illinois 11/11/2003
312310 Wireless DARIEN Cellco Partnership DBA Verizon Wireless 02/11/1995
312313 CHICAGO
312314 Wireless WESTERN SPRINGS New Cingular Wireless PCS 09/11/1994
312315 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312316 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312317 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312318 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 02/11/1995
312320 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312321 Landline CHICAGO Ameritech Illinois 10/11/1997
312322 Landline CHICAGO Ameritech Illinois 10/11/1997
312323 Wireless CHICAGO American Messaging (am) 04/13/2001
312324 Landline CHICAGO Level 3 Communications 05/03/2001
312325 Landline CHICAGO Ameritech Illinois 06/24/2003
312326 Landline CHICAGO Ameritech Illinois 02/04/1994
312327 Landline CHICAGO Xo Illinois 08/20/2000
312328 Landline CHICAGO Ameritech Illinois 10/11/1997
312329 Landline CHICAGO Ameritech Illinois 02/04/1994
312330 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312331 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 01/10/1996
312332 Landline CHICAGO Ameritech Illinois 02/04/1994
312333 Wireless CHICAGO American Messaging (am) 04/13/2001
312334 Landline CHICAGO First Communications LLC 10/31/2000
312335 Landline CHICAGO Ameritech Illinois 02/04/1994
312336 Landline CHICAGO Ameritech Illinois 11/11/2003
312337 Landline CHICAGO Ameritech Illinois 02/04/1994
312338 Landline CHICAGO Ameritech Illinois 04/01/1997
312339 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312340 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 09/21/2011
312341 Landline CHICAGO Ameritech Illinois 10/11/1997
312342 Wireless CHICAGO New Cingular Wireless PCS 06/30/2001
312343 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312344 Landline CHICAGO Ameritech Illinois 07/06/1997
312345 Landline CHICAGO Ameritech Illinois 11/11/2003
312346 Landline CHICAGO Ameritech Illinois 11/11/2003
312347 Landline CHICAGO Ameritech Illinois 02/04/1994
312348 Landline CHICAGO Neutral Tandem-illinois 11/14/2003
312349 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312350 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312351 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312352 Wireless WESTERN SPRINGS New Cingular Wireless PCS 07/04/1995
312353 Landline CHICAGO Ameritech Illinois 02/04/1994
312354 Wireless MEDINAH New Cingular Wireless PCS 01/10/1996
312355 Landline CHICAGO Ameritech Illinois 07/04/1995
312356 Landline CHICAGO Ameritech Illinois 01/14/2000
312357 Landline CHICAGO Ameritech Illinois 10/11/1997
312358 CHICAGO
312359 Wireless CHICAGO Usa Mobility Wireless 07/04/1995
312360 Landline CHICAGO Ameritech Illinois 02/04/1994
312361 Landline CHICAGO Ameritech Illinois 10/31/2000
312362 Landline CHICAGO Ameritech Illinois 10/11/1997
312363 Landline CHICAGO Rcn Telecom Services Of Illinois 05/10/1999
312364 Landline CHICAGO Ameritech Illinois 09/11/1994
312365 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312366 Wireless BROOKFIELD Usa Mobility Wireless 01/10/1996
312367 Wireless BROOKFIELD Usa Mobility Wireless 11/11/2003
312368 Landline CHICAGO Ameritech Illinois 02/04/1994
312369 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312370 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312371 Wireless CHICAGO Sprint Spectrum L.p. 01/25/1998
312372 Landline CHICAGO Ameritech Illinois 11/11/2003
312373 Landline CHICAGO Broadwing Communications 05/10/1999
312374 Landline CHICAGO Ameritech Illinois 10/13/1999
312375 Wireless CHICAGO T-mobile Usa 06/30/2001
312376 Landline CHICAGO Cbeyond Communications 06/11/2004
312377 Landline CHICAGO Xo Illinois 01/25/1998
312378 Wireless CHICAGO Usa Mobility Wireless 01/25/1998
312379 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312380 Landline CHICAGO Ameritech Illinois 08/20/2000
312381 Landline CHICAGO Ameritech Illinois 05/10/1999
312382 Landline CHICAGO Ameritech Illinois 02/04/1994
312383 CHICAGO
312384 Landline CHICAGO Ameritech Illinois 10/13/1999
312385 Landline CHICAGO Ameritech Illinois 01/25/1998
312386 Landline CHICAGO Ameritech Illinois 08/20/2000
312387 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312388 Wireless CHICAGO Sprint Spectrum L.p. 01/25/1998
312389 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312390 Wireless CHICAGO American Messaging (am) 04/16/2001
312391 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312393 Wireless CHICAGO American Messaging (am) 04/23/2001
312394 Landline CHICAGO Ameritech Illinois 02/04/1994
312395 Landline CHICAGO AT&T Local 01/25/1998
312396 Landline CHICAGO Ameritech Illinois 02/04/1994
312397 Landline CHICAGO Ameritech Illinois 10/11/1997
312398 Wireless CHICAGO Usa Mobility Wireless 01/10/1996
312399 Wireless CHICAGO Sprint Spectrum L.p. 07/22/1999
312400 Wireless CHICAGO American Messaging (am) 04/13/2001
312401 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312402 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312403 Wireless BROOKFIELD Cellco Partnership DBA Verizon Wireless 02/11/1995
312404 Wireless CHICAGO T-mobile Usa 10/14/2002
312405 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312406 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312407 Landline CHICAGO Ameritech Illinois 02/04/1994
312408 Landline CHICAGO Ameritech Illinois 10/11/1997
312409 Landline CHICAGO Ameritech Illinois 09/11/1994
312410 Landline CHICAGO Ameritech Illinois 02/04/1994
312412 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312413 Landline CHICAGO Ameritech Illinois 02/04/1994
312415 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312416 Landline CHICAGO Mci Worldcom Communications 01/10/1996
312417 Wireless CHICAGO Ameritech Illinois 02/04/1994
312418 Wireless CHICAGO Usa Mobility Wireless 09/11/1994
312419 Landline CHICAGO Ameritech Illinois 11/11/2003
312420 Wireless CHICAGO New Cingular Wireless PCS 06/30/2001
312421 Landline CHICAGO Ameritech Illinois 02/04/1994
312422 Landline CHICAGO Ameritech Illinois 11/11/2003
312423 Landline CHICAGO Broadwing Communications 11/11/2003
312424 Landline CHICAGO Ameritech Illinois 09/11/1994
312425 Landline CHICAGO Ameritech Illinois 07/01/1996
312426 Wireless CHICAGO Usa Mobility Wireless 01/10/1996
312427 Landline CHICAGO Ameritech Illinois 02/04/1994
312428 Wireless CHICAGO Level 3 Communications 11/11/2003
312429 Landline CHICAGO Global Crossing Local Services-il 10/13/1999
312430 Landline CHICAGO Ameritech Illinois 05/02/2004
312431 Landline CHICAGO Ameritech Illinois 10/11/1997
312432 Landline CHICAGO Ameritech Illinois 02/11/1995
312433 Landline CHICAGO Ameritech Illinois 02/04/1994
312434 Wireless CHICAGO Sprint Spectrum L.p. 07/08/2011
312435 Landline CHICAGO Ameritech Illinois 02/04/1994
312436 Landline CHICAGO Ameritech Illinois 01/14/2000
312437 Wireless CHICAGO Sprint Spectrum L.p. 07/22/1999
312438 CHICAGO
312440 Landline CHICAGO Ameritech Illinois 02/04/1994
312441 Landline CHICAGO Ameritech Illinois 02/04/1994
312442 Landline DES PLAINES Ameritech Illinois 01/25/1998
312443 Landline CHICAGO Ameritech Illinois 11/11/2003
312444 Landline CHICAGO Ameritech Illinois 02/04/1994
312445 Landline CHICAGO Ameritech Illinois 06/13/2000
312446 Wireless CHICAGO Sprint Spectrum L.p. 08/14/1998
312447 Landline CHICAGO Ameritech Illinois 06/13/2000
312448 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 08/02/2011
312449 Wireless PARK RIDGE American Messaging (am) 04/23/2001
312450 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312451 Landline CHICAGO T-mobile Usa 01/25/1998
312452 Wireless CHICAGO American Messaging (am) 04/13/2001
312453 Landline CHICAGO Mci Worldcom Communications 01/10/1996
312454 Landline CHICAGO Ameritech Illinois 02/04/1994
312455 Landline CHICAGO Ameritech Illinois 02/04/1994
312456 Landline CHICAGO Ameritech Illinois 02/04/1994
312457 Wireless HARWOOD HEIGHTS American Messaging (am) 04/23/2001
312458 Landline CHICAGO Ameritech Illinois 02/04/1994
312459 Wireless CHICAGO T-mobile Usa 08/02/2011
312460 Landline CHICAGO Ameritech Illinois 11/11/2003
312461 Landline CHICAGO Ameritech Illinois 02/04/1994
312462 Landline CHICAGO Ameritech Illinois 10/11/1997
312463 Landline CHICAGO Ameritech Illinois 01/25/1998
312464 Landline CHICAGO Ameritech Illinois 02/04/1994
312465 Landline CHICAGO Us Xchange Of Illinois LLC DBA Choice One Comm Il 03/26/2009
312466 Landline CHICAGO Ameritech Illinois 02/04/1994
312467 Landline CHICAGO Ameritech Illinois 02/04/1994
312469 Landline CHICAGO Ameritech Illinois 10/31/2000
312470 Landline CHICAGO Mcimetro Access Transmission Services LLC 01/10/1996
312472 Landline CHICAGO Ameritech Illinois 10/27/2005
312473 Landline CHICAGO Ymax Communications Corp. 11/15/2006
312474 Landline CHICAGO Ameritech Illinois 02/04/1994
312475 Landline CHICAGO Ameritech Illinois 01/25/1998
312476 Landline CHICAGO Sprint Spectrum L.p. 08/20/2000
312477 Wireless CHICAGO Level 3 Communications 10/20/2010
312478 Landline CHICAGO T-mobile Usa 03/20/2014
312479 Landline CHICAGO AT&T Local 01/25/1998
312480 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312482 Landline CHICAGO Ameritech Illinois 02/04/1994
312484 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312485 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312486 Landline CHICAGO Mci Worldcom Communications 04/23/2004
312488 Landline CHICAGO Pg Telecom Of Illinois Inc. 01/18/2006
312489 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 08/20/2000
312490 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312491 Landline CHICAGO Ameritech Illinois 07/04/1995
312492 Landline CHICAGO Ameritech Illinois 07/06/1997
312493 Wireless CHICAGO T-mobile Usa 06/30/2001
312494 Landline CHICAGO Ameritech Illinois 02/04/1994
312495 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312496 Landline CHICAGO Ameritech Illinois 07/01/1996
312497 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312498 Wireless CHICAGO Sprint Spectrum L.p. 07/22/1999
312499 Landline CHICAGO Ameritech Illinois 02/04/1994
312501 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 02/11/1995
312502 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312503 Landline CHICAGO Broadwing Communications 02/04/1994
312504 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312505 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312506 Landline CHICAGO Cimco Communications 05/24/2004
312507 Landline CHICAGO Ameritech Illinois 02/04/1994
312508 Landline CHICAGO Peerless Network Of Illinois 03/19/2012
312509 Landline CHICAGO Peerless Network Of Illinois 03/06/2012
312510 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312512 Wireless CHICAGO Usa Mobility Wireless 05/01/2002
312513 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312514 Wireless CHICAGO American Messaging (am) 04/13/2001
312515 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312516 Landline CHICAGO Ameritech Illinois 02/11/1995
312518 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312519 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312520 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312521 Landline CHICAGO AT&T Local 01/25/1998
312523 Wireless CHICAGO Sprint Spectrum L.p. 06/30/2001
312524 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312525 Landline CHICAGO Mcimetro Access Transmission Services LLC 03/20/2002
312526 Landline CHICAGO Ameritech Illinois 07/04/1995
312527 Landline CHICAGO Ameritech Illinois 02/04/1994
312528 Landline CHICAGO Ameritech Illinois 01/25/1998
312529 Landline CHICAGO AT&T Local 10/11/1997
312530 Wireless CHICAGO Usa Mobility Wireless 04/15/1996
312531 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312532 Wireless CHICAGO T-mobile Usa 11/11/2003
312533 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 10/13/1999
312534 Landline CHICAGO Ameritech Illinois 09/17/2008
312537 Landline CHICAGO Ameritech Illinois 04/15/1996
312540 Landline CHICAGO Ameritech Illinois 02/04/1994
312541 Landline CHICAGO Ameritech Illinois 11/11/2003
312542 Landline CHICAGO Ameritech Illinois 01/25/1998
312543 Wireless CHICAGO New Cingular Wireless PCS 04/01/1997
312544 Landline CHICAGO Ameritech Illinois 06/13/2000
312545 Wireless CHICAGO Sprint Spectrum L.p. 03/03/2001
312546 Landline CHICAGO Level 3 Communications 01/25/1998
312547 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312548 Landline CHICAGO Broadwing Communications 09/05/2007
312550 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312551 Landline CHICAGO Ameritech Illinois 02/04/1994
312552 Landline CHICAGO Ameritech Illinois 02/04/1994
312553 Landline CHICAGO Ameritech Illinois 02/04/1994
312554 Landline CHICAGO Ameritech Illinois 02/04/1994
312556 Wireless CHICAGO Ameritech Illinois 11/11/2003
312557 Landline CHICAGO Ameritech Illinois 11/11/2003
312558 Landline CHICAGO Ameritech Illinois 02/04/1994
312559 Landline CHICAGO Ameritech Illinois 02/04/1994
312560 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312561 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 06/20/2012
312562 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312563 Landline CHICAGO Ameritech Illinois 02/04/1994
312564 Landline CHICAGO Cimco Communications 11/13/2006
312565 Landline CHICAGO Ameritech Illinois 02/04/1994
312566 Landline CHICAGO Ameritech Illinois 01/10/1996
312567 Landline CHICAGO Ameritech Illinois 02/04/1994
312568 Landline CHICAGO Ameritech Illinois 06/13/2000
312569 Landline CHICAGO Ameritech Illinois 10/31/2000
312570 Landline CHICAGO Ameritech Illinois 02/04/1994
312571 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312572 Landline CHICAGO Ameritech Illinois 02/04/1994
312573 Landline CHICAGO Ameritech Illinois 02/04/1994
312574 Landline CHICAGO Ameritech Illinois 02/04/1994
312575 Landline CHICAGO Ameritech Illinois 02/04/1994
312576 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312577 Landline CHICAGO Mci Worldcom Communications 01/11/1997
312578 Landline CHICAGO Ameritech Illinois 11/11/2003
312580 Landline CHICAGO Ameritech Illinois 02/04/1994
312582 Landline CHICAGO Ameritech Illinois 05/16/2002
312583 Landline CHICAGO Ameritech Illinois 01/25/1998
312585 Landline CHICAGO Mcimetro Access Transmission Services LLC 04/16/2013
312587 Landline CHICAGO Ameritech Illinois 02/04/1994
312588 Landline CHICAGO Ameritech Illinois 01/25/1998
312589 Landline CHICAGO Ameritech Illinois 03/03/2001
312590 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312591 Landline CHICAGO Ameritech Illinois 11/11/2003
312592 Landline CHICAGO Ameritech Illinois 02/04/1994
312593 Wireless CHICAGO T-mobile Usa 11/11/2003
312594 Landline CHICAGO Mcimetro Access Transmission Services LLC 11/06/2008
312595 Landline CHICAGO Ameritech Illinois 09/11/1994
312596 Landline CHICAGO Teleport Communications America 07/01/1996
312597 CHICAGO
312599 CHICAGO
312600 Landline CHICAGO Neutral Tandem-illinois 05/01/2012
312601 Landline CHICAGO Mcimetro Access Transmission Services LLC 04/01/1997
312602 Landline CHICAGO Broadwing Communications 05/10/1999
312603 Landline CHICAGO Ameritech Illinois 09/11/1994
312604 Landline CHICAGO Xo Illinois 01/25/1998
312605 Landline CHICAGO Ovation Communications Of Illinois 08/06/2012
312606 Landline CHICAGO Ameritech Illinois 02/04/1994
312607 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312608 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312609 Landline CHICAGO Ameritech Illinois 02/04/1994
312610 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 08/06/2012
312612 Landline CHICAGO Ameritech Illinois 10/31/2000
312613 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312614 Landline CHICAGO Ameritech Illinois 10/19/2012
312615 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312616 Landline CHICAGO Ameritech Illinois 02/04/1994
312617 Wireless CHICAGO Sprint Spectrum L.p. 11/11/2003
312618 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312619 Wireless CHICAGO T-mobile Usa 09/11/2012
312620 Landline CHICAGO Bandwidth.com Clec 08/15/2012
312621 Landline CHICAGO Ameritech Illinois 02/04/1994
312622 Wireless CHICAGO New Cingular Wireless PCS 02/14/2001
312623 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312624 Landline CHICAGO Rcn Telecom Services Of Illinois 05/10/1999
312625 Landline CHICAGO Level 3 Communications 05/01/2002
312626 Landline CHICAGO Broadvox-clec 02/04/2008
312627 Landline CHICAGO Ameritech Illinois 02/04/1994
312628 Landline CHICAGO Xo Illinois 06/30/2001
312629 Landline CHICAGO Ameritech Illinois 02/04/1994
312630 Landline CHICAGO Ameritech Illinois 02/04/1994
312631 Landline CHICAGO Centurylink Communications LLC 01/11/2013
312632 Landline CHICAGO Ameritech Illinois 07/22/1999
312633 Landline CHICAGO Ameritech Illinois 02/04/1994
312634 Landline CHICAGO Ameritech Illinois 02/04/1994
312635 Landline CHICAGO Global Crossing Local Services-il 11/11/2003
312636 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312637 Landline OAK PARK Broadwing Communications 05/10/1999
312638 Landline CHICAGO Broadwing Communications 01/25/1998
312639 CHICAGO
312640 Landline CHICAGO Ameritech Illinois 02/04/1994
312641 Landline CHICAGO Ameritech Illinois 02/04/1994
312642 Landline CHICAGO Ameritech Illinois 02/04/1994
312643 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312644 Landline CHICAGO Ameritech Illinois 10/11/1997
312645 Landline CHICAGO Ameritech Illinois 10/11/1997
312646 Landline CHICAGO Broadwing Communications 03/27/2007
312647 Wireless CHICAGO T-mobile Usa 05/24/2013
312648 Landline CHICAGO Ameritech Illinois 02/04/1994
312649 Landline CHICAGO Ameritech Illinois 02/04/1994
312650 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312651 Landline CHICAGO Ameritech Illinois 01/25/1998
312652 Landline CHICAGO Ameritech Illinois 11/11/2003
312653 Landline CHICAGO Ameritech Illinois 07/04/1995
312654 Landline CHICAGO Ameritech Illinois 02/04/1994
312655 Landline CHICAGO Ameritech Illinois 02/04/1994
312656 Wireless LOMBARD Sprint Spectrum L.p. 07/06/1997
312657 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312658 Landline CHICAGO Ameritech Illinois 11/11/2003
312659 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312660 Landline CHICAGO Teleport Communications America 01/25/1998
312661 Landline CHICAGO Ameritech Illinois 02/04/1994
312662 Landline CHICAGO Ameritech Illinois 08/20/2000
312663 Landline CHICAGO Ameritech Illinois 02/04/1994
312664 Landline CHICAGO Ameritech Illinois 02/04/1994
312665 Landline CHICAGO Teleport Communications America 01/25/1998
312666 Landline CHICAGO Ameritech Illinois 02/04/1994
312667 Landline CHICAGO Peerless Network Of Illinois 08/31/2012
312669 Landline CHICAGO Ameritech Illinois 02/04/1994
312670 Landline CHICAGO Ameritech Illinois 02/04/1994
312671 Wireless CHICAGO Sprint Spectrum L.p. 11/11/2003
312672 Landline CHICAGO Ameritech Illinois 10/11/1997
312673 Landline CHICAGO First Communications LLC 04/01/1997
312674 Landline CHICAGO Ameritech Illinois 10/11/1997
312675 Landline CHICAGO Ameritech Illinois 08/20/2000
312676 Landline CHICAGO First Communications LLC 06/16/2006
312677 Wireless CHICAGO Usa Mobility Wireless 10/15/1996
312678 Wireless CHICAGO T-mobile Usa 07/25/2013
312679 Wireless CHICAGO American Messaging (am) 04/23/2001
312680 Wireless CHICAGO Usa Mobility Wireless 01/10/1996
312681 Landline CHICAGO Ameritech Illinois 08/20/2000
312682 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312683 Landline CHICAGO Ameritech Illinois 11/11/2003
312685 Wireless CHICAGO Sprint Spectrum L.p. 10/13/1999
312688 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312689 Wireless CHICAGO American Messaging (am) 04/13/2001
312690 Unknown CHICAGO Rclec
312691 Wireless CHICAGO Indiana Paging Ntwk 04/01/1997
312692 Landline CHICAGO Ameritech Illinois 02/04/1994
312693 Landline CHICAGO Ameritech Illinois 01/25/1998
312694 Landline CHICAGO Ameritech Illinois 10/31/2000
312695 Landline CHICAGO Ameritech Illinois 05/10/1999
312696 Landline CHICAGO Ameritech Illinois 11/11/2003
312697 Landline CHICAGO Ameritech Illinois 11/11/2003
312698 Landline CHICAGO Broadwing Communications 08/23/2001
312699 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312701 Landline CHICAGO Ameritech Illinois 02/04/1994
312702 Landline CHICAGO Mcimetro Access Transmission Services LLC 12/31/2012
312703 Wireless CHICAGO Ameritech Illinois 02/04/1994
312704 Landline CHICAGO Ameritech Illinois 02/04/1994
312705 Landline CHICAGO Teleport Communications America 02/04/1994
312706 Landline CHICAGO Teleport Communications America 02/11/1995
312707 Landline CHICAGO Ameritech Illinois 02/04/1994
312709 Wireless CHICAGO T-mobile Usa 05/24/2013
312710 Landline CHICAGO Ameritech Illinois 07/04/1995
312712 Landline CHICAGO Ameritech Illinois 02/04/1994
312713 Wireless CHICAGO American Messaging (am) 04/16/2001
312714 Landline CHICAGO Ameritech Illinois 10/31/2000
312715 Landline CHICAGO Ameritech Illinois 02/04/1994
312716 Wireless CHICAGO Ameritech Illinois 02/04/1994
312717 Wireless BROOKFIELD Usa Mobility Wireless 02/11/1995
312718 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312719 Wireless CHICAGO Sprint Spectrum L.p. 11/11/2003
312720 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312721 Wireless Chicago T-mobile Usa 10/22/2013
312724 Landline CHICAGO Bandwidth.com Clec 02/07/2013
312725 Landline CHICAGO Bandwidth.com Clec 10/08/2008
312726 Landline CHICAGO Ameritech Illinois 02/04/1994
312727 Landline CHICAGO Ameritech Illinois 02/04/1994
312729 Landline CHICAGO Ameritech Illinois 07/06/1997
312730 Landline CHICAGO AT&T Local 01/25/1998
312731 Landline CHICAGO T-mobile Usa 01/25/1998
312732 Landline CHICAGO Ameritech Illinois 02/04/1994
312733 Landline CHICAGO Ameritech Illinois 02/04/1994
312735 Wireless CHICAGO Sprint Spectrum L.p. 07/06/2001
312737 Landline CHICAGO Ameritech Illinois 01/25/1998
312738 Landline CHICAGO Ameritech Illinois 02/04/1994
312739 Landline CHICAGO Ameritech Illinois 11/11/2003
312740 Wireless CHICAGO American Messaging (am) 04/13/2001
312742 Landline CHICAGO Ameritech Illinois 02/11/1995
312743 Landline CHICAGO Ameritech Illinois 11/15/2001
312744 Landline CHICAGO Ameritech Illinois 02/04/1994
312745 Landline CHICAGO Ameritech Illinois 01/25/1998
312746 Landline CHICAGO Ameritech Illinois 02/04/1994
312747 Landline CHICAGO Ameritech Illinois 02/04/1994
312748 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312749 Wireless ALGONQUIN New Cingular Wireless PCS 02/11/1995
312750 Landline CHICAGO Ameritech Illinois 02/04/1994
312751 Landline CHICAGO Ameritech Illinois 02/04/1994
312752 Landline CHICAGO Broadwing Communications 04/19/2002
312753 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312754 Landline CHICAGO Tw Telecom Of Illinois LLC 02/26/2013
312755 Landline CHICAGO Ameritech Illinois 02/04/1994
312756 Landline CHICAGO Ameritech Illinois 02/27/1999
312757 Landline CHICAGO Citrix Communications LLC 03/28/2013
312758 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312759 Landline CHICAGO Ameritech Illinois 02/04/1994
312760 Wireless CHICAGO American Messaging (am) 04/13/2001
312762 Landline CHICAGO Ameritech Illinois 01/14/2000
312763 Unknown Comcast Phone Of Illinois DBA Comco
312765 Landline CHICAGO Ameritech Illinois 02/04/1994
312766 CHICAGO
312768 Landline CHICAGO AT&T Local 01/25/1998
312769 Wireless CHICAGO Indiana Paging Ntwk 01/25/1998
312770 Landline CHICAGO Ameritech Illinois 02/04/1994
312771 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312772 Wireless CHICAGO Cricket Communications 08/18/2008
312774 Wireless Chicago T-mobile Usa 08/19/2013
312775 Landline CHICAGO Ameritech Illinois 10/13/1999
312777 Landline CHICAGO Teleport Communications America 01/25/1998
312780 Landline CHICAGO Mci Worldcom Communications 01/11/1997
312781 Landline CHICAGO Ameritech Illinois 11/11/2003
312782 Landline CHICAGO Ameritech Illinois 02/04/1994
312784 Landline CHICAGO First Communications LLC 07/12/2007
312785
312786 Landline CHICAGO Ameritech Illinois 02/04/1994
312787 Landline CHICAGO Ameritech Illinois 02/04/1994
312788 Landline CHICAGO Ameritech Illinois 10/31/2000
312789 Landline CHICAGO Ameritech Illinois 02/04/1994
312790 Wireless CHICAGO Ameritech Illinois 02/04/1994
312791 Landline CHICAGO Ameritech Illinois 02/04/1994
312793 Landline CHICAGO Ameritech Illinois 02/04/1994
312794 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312795 Landline CHICAGO Ameritech Illinois 07/06/1997
312796 CHICAGO
312797 Landline CHICAGO Ameritech Illinois 02/04/1994
312798 Landline CHICAGO Ameritech Illinois 10/31/2000
312799 Landline CHICAGO Ameritech Illinois 06/13/2000
312800 Landline CHICAGO Peerless Network Of Illinois 11/20/2012
312801 Wireless CHICAGO 365 Wireless 04/29/2013
312802 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312803 Landline CHICAGO Mci Worldcom Communications 09/11/1994
312804 Wireless CHICAGO T-mobile Usa 01/23/2002
312805 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312806 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312807 Landline CHICAGO Ameritech Illinois 02/04/1994
312808 Landline CHICAGO Ameritech Illinois 02/04/1994
312809 Landline Chicago Mcimetro Access Transmission Services LLC 10/25/2013
312810 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312812 Wireless CHICAGO Ameritech Illinois 02/04/1994
312813 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312814 Landline CHICAGO Ameritech Illinois 02/04/1994
312816 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312817 Landline CHICAGO Ameritech Illinois 02/11/1995
312818 Wireless CHICAGO T-mobile Usa 08/19/2013
312819 Landline CHICAGO Ameritech Illinois 02/04/1994
312820 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312821 Landline CHICAGO Mci Worldcom Communications 01/25/1998
312822 Landline CHICAGO Ameritech Illinois 02/04/1994
312823 Landline CHICAGO Ameritech Illinois 09/11/1994
312824 VILLA PARK
312825 CHICAGO
312826 CHICAGO
312827 Landline CHICAGO Ameritech Illinois 09/11/1994
312828 Landline CHICAGO Ameritech Illinois 02/04/1994
312829 Landline CHICAGO Ameritech Illinois 02/04/1994
312830 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312831 Landline CHICAGO Ameritech Illinois 02/04/1994
312832 Landline CHICAGO Ameritech Illinois 01/10/1996
312833 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312834 Landline CHICAGO Ameritech Illinois 10/31/2000
312835 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312836 Landline CHICAGO Ameritech Illinois 10/11/1997
312837 GLENVIEW
312839 Wireless CHICAGO American Messaging (am) 04/13/2001
312840 Landline CHICAGO Ameritech Illinois 02/04/1994
312841 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312842 Landline CHICAGO Ameritech Illinois 02/04/1994
312843 Landline Chicago Teleport Communications America 03/12/2014
312844 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312845 Landline CHICAGO Ameritech Illinois 11/11/2003
312846 Landline CHICAGO Ameritech Illinois 01/25/1998
312848 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312849 Landline CHICAGO Ameritech Illinois 11/11/2003
312850 Landline CHICAGO Ameritech Illinois 02/04/1994
312851 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312852 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312853 Landline CHICAGO Ameritech Illinois 02/04/1994
312854 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312855 Landline CHICAGO Ameritech Illinois 02/04/1994
312856 Landline CHICAGO Ameritech Illinois 02/04/1994
312857 Landline CHICAGO Ameritech Illinois 02/04/1994
312858
312859 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312860 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312861 Landline CHICAGO Ameritech Illinois 02/04/1994
312862 Landline CHICAGO Ameritech Illinois 01/25/2006
312863 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312864 Landline CHICAGO Ameritech Illinois 10/31/2000
312865 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312867 Landline CHICAGO Ameritech Illinois 01/10/1996
312869 Landline CHICAGO Ameritech Illinois 10/31/2000
312870 Landline CHICAGO First Communications LLC 07/06/1997
312873 Landline CHICAGO Mci Worldcom Communications 01/25/1998
312875 Landline CHICAGO Ameritech Illinois 02/04/1994
312876 Landline CHICAGO Ameritech Illinois 10/11/1997
312877 CHICAGO
312878 Landline CHICAGO Peerless Network Of Illinois 02/04/2008
312879 Landline CHICAGO Ameritech Illinois 02/04/1994
312880 Landline CHICAGO Ameritech Illinois 03/03/2001
312881 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312882 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312884 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312886 Landline CHICAGO Ameritech Illinois 02/04/1994
312887 Landline CHICAGO Ameritech Illinois 07/22/1999
312888 Landline CHICAGO New Cingular Wireless PCS 02/19/2009
312890 Wireless CHICAGO Sprint Spectrum L.p. 03/03/2001
312891 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312892 Landline CHICAGO Broadwing Communications 01/25/1998
312893 Landline CHICAGO Broadwing Communications 01/25/1998
312894 Landline CHICAGO Mcimetro Access Transmission Services LLC 01/25/1998
312895 Landline CHICAGO Broadwing Communications 07/06/1997
312896 Landline CHICAGO Broadwing Communications 11/20/1998
312897 CHICAGO
312898 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312899 Landline CHICAGO Ameritech Illinois 02/04/1994
312901 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312902 Landline CHICAGO Ameritech Illinois 02/04/1994
312903 Wireless CHICAGO American Messaging (am) 04/13/2001
312904 Landline CHICAGO Ameritech Illinois 02/04/1994
312905 Landline CHICAGO Ameritech Illinois 11/11/2003
312906 Landline CHICAGO Ameritech Illinois 02/04/1994
312907 Wireless CHICAGO Sprint Spectrum L.p. 01/25/1998
312908 Landline CHICAGO Ameritech Illinois 02/04/1994
312909 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312910 Wireless CHICAGO Usa Mobility Wireless 11/11/2003
312912 Landline CHICAGO Ameritech Illinois 09/11/1994
312913 Landline CHICAGO Ameritech Illinois 10/11/1997
312914 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312915 Landline CHICAGO Ameritech Illinois 02/04/1994
312916 Wireless CHICAGO American Messaging (am) 04/23/2001
312917 Landline CHICAGO Ameritech Illinois 02/04/1994
312918 Wireless Chicago T-mobile Usa 08/19/2013
312919 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312920 Landline CHICAGO Ameritech Illinois 11/11/2003
312921 Landline CHICAGO Ameritech Illinois 07/21/2008
312922 Landline CHICAGO Ameritech Illinois 02/04/1994
312923 Landline CHICAGO Ameritech Illinois 02/04/1994
312924 Landline CHICAGO Paetec Communications 03/03/2001
312925 Wireless CHICAGO New Cingular Wireless PCS 01/25/1998
312926 Landline CHICAGO Ameritech Illinois 04/01/1997
312927 Wireless CHICAGO T-mobile Usa 08/21/2002
312928 Landline CHICAGO Ameritech Illinois 04/01/1997
312929 Landline CHICAGO T-mobile Usa 04/27/2006
312930 Landline CHICAGO Ameritech Illinois 02/04/1994
312931 Landline CHICAGO Ameritech Illinois 02/04/1994
312932 Landline CHICAGO Ameritech Illinois 02/04/1994
312933 Wireless CHICAGO Sprint Spectrum L.p. 01/25/1998
312934 GLENVIEW
312935 Landline CHICAGO Ameritech Illinois 01/25/1998
312936 Wireless CHICAGO Ameritech Illinois 02/04/1994
312937 CHICAGO
312938 Landline CHICAGO Ameritech Illinois 02/04/1994
312939 Landline CHICAGO Ameritech Illinois 02/04/1994
312940 Landline CHICAGO Peerless Network Of Illinois 09/20/2013
312941 Wireless CHICAGO Usa Mobility Wireless 02/04/1994
312942 Landline CHICAGO Ameritech Illinois 02/04/1994
312943 Landline CHICAGO Ameritech Illinois 02/04/1994
312944 Landline CHICAGO Ameritech Illinois 02/04/1994
312945 Landline CHICAGO Ameritech Illinois 02/04/1994
312946 Landline CHICAGO Ameritech Illinois 02/04/1994
312947 Landline CHICAGO Ameritech Illinois 11/18/2010
312948 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312949 Landline CHICAGO Ameritech Illinois 02/04/1994
312951 Landline CHICAGO Ameritech Illinois 02/04/1994
312952 Wireless CHICAGO New Cingular Wireless PCS 10/15/1996
312953 Wireless ARLINGTON HEIGHTS New Cingular Wireless PCS 04/01/1997
312954 Landline CHICAGO Ameritech Illinois 02/04/1994
312955 Landline CHICAGO Rcn Telecom Services Of Illinois 01/25/1998
312956 GLENVIEW
312957 Landline CHICAGO Ameritech Illinois 09/11/1994
312960 Landline CHICAGO Ameritech Illinois 07/06/1997
312961 Wireless CHICAGO New Cingular Wireless PCS 01/25/1998
312962 Landline CHICAGO Global Crossing Local Services-il 01/25/1998
312963 Wireless CHICAGO Usa Mobility Wireless 02/11/1995
312964 CHICAGO
312965 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 11/11/2003
312968 Wireless CHICAGO Cellco Partnership DBA Verizon Wireless 02/11/1995
312969 Wireless BROOKFIELD Cellco Partnership DBA Verizon Wireless 02/11/1995
312970 Landline CHICAGO Ameritech Illinois 03/03/2001
312971 Unknown CHICAGO Bandwidth.com Clec
312972 Wireless CHICAGO New Cingular Wireless PCS 11/11/2003
312973 Landline Chicago Mcimetro Access Transmission Services LLC 02/19/2014
312974 Landline CHICAGO Ameritech Illinois 02/04/1994
312977 Landline CHICAGO Ameritech Illinois 02/04/1994
312978 Wireless Chicago T-mobile Usa 10/22/2013
312979 Wireless CHICAGO Ameritech Illinois 02/04/1994
312980 Landline CHICAGO Teleport Communications America 04/01/1997
312981 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312982 CHICAGO
312983 Landline CHICAGO Ameritech Illinois 02/04/1994
312984 Landline CHICAGO Ameritech Illinois 02/04/1994
312985 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312986 Landline CHICAGO Ameritech Illinois 02/04/1994
312987 Landline CHICAGO Ameritech Illinois 02/04/1994
312988 Landline CHICAGO Ameritech Illinois 02/04/1994
312990 Wireless WESTERN SPRINGS New Cingular Wireless PCS 02/11/1995
312991 Wireless PROSPECT HEIGHTS New Cingular Wireless PCS 02/11/1995
312992 Landline CHICAGO Ameritech Illinois 01/25/1998
312993 Landline CHICAGO Ameritech Illinois 02/04/1994
312994 Landline CHICAGO Ovation Communications Of Illinois 04/10/2001
312996 Landline CHICAGO Ameritech Illinois 02/04/1994
312997 Landline CHICAGO Ameritech Illinois 02/04/1994
312998 CHICAGO
312999 Landline CHICAGO Xo Illinois 08/20/2010
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