Local Calling Guide
Area code/prefix search
Chicago Zone 01-Calumet, IL
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 312-313
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2015-01-09 |
|
| 312-313
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2015-01-09 |
|
| 312-319
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 312-319
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 2 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2017-06-19 |
|
| 312-319
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 6 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 7 |
CHCGIL24DS6 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
2017-06-20 |
|
| 312-319
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2017-06-20 |
|
| 312-319
| 9 |
|
515J IP HORIZON LLC |
358 |
|
2017-07-06 |
|
| 312-324
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-324
| 0 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2005-01-30 |
|
| 312-324
| 1 |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-05 |
|
| 312-324
| 2 |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-05 |
|
| 312-324
| 3 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2005-01-30 |
|
| 312-324
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2011-08-14 |
|
| 312-324
| 5 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-05-21 |
|
| 312-324
| 6 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-05-21 |
|
| 312-324
| 7 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-05-21 |
|
| 312-324
| 8 |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-05 |
|
| 312-324
| 9 |
CHCGILFRDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
2002-06-05 |
|
| 312-326
| A |
CHCGILCADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 312-327
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 312-328
| A |
CHCGILCADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 312-340
| A |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-340
| 0 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-03-19 |
|
| 312-340
| 1 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2011-11-22 |
|
| 312-340
| 2 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2011-11-23 |
|
| 312-340
| 3 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2011-11-23 |
|
| 312-340
| 4 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-12-17 |
|
| 312-340
| 5 |
CHCGILWUX1X |
8760 US XCHANGE OF ILLINOIS LLC DBA CHOICE ONE COMM IL |
358 |
|
2011-11-22 |
|
| 312-340
| 6 |
CHCGILWUX1X |
4717 PAETEC COMMUNICATIONS, INC. - IL |
358 |
|
2011-11-23 |
|
| 312-340
| 7 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-12-17 |
|
| 312-340
| 8 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-12-17 |
|
| 312-340
| 9 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2011-12-17 |
|
| 312-348
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 312-348
| 0 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2009-05-22 |
|
| 312-348
| 1 |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2009-02-21 |
|
| 312-348
| 2 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 3 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 4 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 5 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 6 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 7 |
EGVGILIFDS1 |
7196 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - IL |
358 |
|
2008-06-17 |
|
| 312-348
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2004-01-05 |
|
| 312-348
| 9 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2009-05-22 |
|
| 312-358
| A |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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