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 |
| 312-508
| 0 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-06 |
|
| 312-508
| 1 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-06 |
|
| 312-508
| 2 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-22 |
|
| 312-508
| 3 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2012-05-10 |
|
| 312-508
| 4 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2012-05-10 |
|
| 312-508
| 5 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2012-06-17 |
|
| 312-508
| 6 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2012-06-17 |
|
| 312-508
| 7 |
|
400G CLEAR RATE COMMUNICATIONS, INC. - IL |
358 |
|
2012-06-10 |
|
| 312-508
| 8 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-06 |
|
| 312-508
| 9 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-06-06 |
|
| 312-509
| A |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
|
|
| 312-509
| 0 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-05 |
|
| 312-509
| 1 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-05 |
|
| 312-509
| 2 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-05 |
|
| 312-509
| 3 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-05 |
|
| 312-509
| 4 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2012-04-27 |
|
| 312-509
| 5 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2012-05-05 |
|
| 312-509
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-05-29 |
|
| 312-509
| 7 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-05-29 |
|
| 312-509
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-05-29 |
|
| 312-509
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2012-05-29 |
|
| 312-517
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 312-517
| 0 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2016-07-16 |
|
| 312-517
| 1 |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2015-11-25 |
|
| 312-517
| 2 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2017-03-26 |
|
| 312-517
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2015-03-26 |
|
| 312-517
| 4 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2015-03-26 |
|
| 312-517
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-03-27 |
|
| 312-517
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2015-03-27 |
|
| 312-517
| 7 |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
2015-03-27 |
|
| 312-517
| 8 |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
2015-03-27 |
|
| 312-517
| 9 |
CHCGILDT8MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
358 |
|
2015-03-27 |
|
| 312-521
| A |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-521
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-04 |
|
| 312-521
| 1 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2002-11-16 |
|
| 312-521
| 2 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2002-11-20 |
|
| 312-521
| 3 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2004-03-01 |
|
| 312-521
| 4 |
CHCGILWUX1X |
4717 PAETEC COMMUNICATIONS, INC. - IL |
358 |
|
2009-04-08 |
|
| 312-521
| 5 |
CHCGILDTDS3 |
5447 ACCESS ONE, INC. - IL |
358 |
|
2009-02-25 |
|
| 312-521
| 6 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-521
| 7 |
CHCGIL24DS3 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
2003-10-22 |
|
| 312-521
| 8 |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
2013-08-23 |
|
| 312-521
| 9 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2011-02-07 |
|
| 312-522
| A |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-522
| 0 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
| 312-522
| 1 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
| 312-522
| 2 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
| 312-522
| 3 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
| 312-522
| 4 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
| 312-522
| 5 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2014-10-24 |
|
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Last updated: Sat, 01 Jun 2024 11:59:14 UTC
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