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 |
| 312-796
| 0 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2016-09-16 |
|
| 312-796
| 1 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2016-10-11 |
|
| 312-796
| 2 |
CHCGILCPDS9 |
138G LEVEL 3 TELECOM OF ILLINOIS, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-796
| 3 |
CHCGILNEXJX |
318J COMCAST IP PHONE, LLC |
358 |
|
2016-09-17 |
|
| 312-796
| 4 |
RVDLILBDAMD |
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2016-10-11 |
|
| 312-796
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-796
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-796
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-796
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-796
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2016-09-17 |
|
| 312-800
| A |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
|
|
| 312-800
| 0 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-01-11 |
|
| 312-800
| 1 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-27 |
|
| 312-800
| 2 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2013-01-27 |
|
| 312-800
| 3 |
BURGILAHGT3 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2013-02-08 |
|
| 312-800
| 4 |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
2013-01-15 |
|
| 312-800
| 5 |
CHCGILWUX1X |
7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. |
358 |
|
2013-01-15 |
|
| 312-800
| 6 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2013-01-30 |
|
| 312-800
| 7 |
CHCGILCLDS7 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2013-01-30 |
|
| 312-800
| 8 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-01-11 |
|
| 312-800
| 9 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2013-01-30 |
|
| 312-801
| A |
CHCGILIDX9X |
551G NUSO, LLC |
358 |
|
|
|
| 312-801
| 0 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
2013-11-14 |
|
| 312-801
| 1 |
CHCGILIDX9X |
551G NUSO, LLC |
358 |
|
2013-06-28 |
|
| 312-801
| 2 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-07-01 |
|
| 312-801
| 3 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-07-01 |
|
| 312-801
| 4 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-07-01 |
|
| 312-801
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-07-01 |
|
| 312-801
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2013-07-01 |
|
| 312-801
| 7 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2013-08-12 |
|
| 312-801
| 8 |
CHCGIL24DS3 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
2013-09-21 |
|
| 312-801
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2013-10-02 |
|
| 312-808
| A |
CHCGILCADS0 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 312-809
| A |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
|
|
| 312-809
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 1 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 2 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2013-12-09 |
|
| 312-809
| 4 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2013-12-09 |
|
| 312-809
| 5 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 6 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-809
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2014-02-06 |
|
| 312-815
| A |
CHCGIL249MD |
996H AIRESPRING, INC. |
358 |
|
|
|
| 312-815
| 0 |
CHCGIL249MD |
996H AIRESPRING, INC. |
358 |
|
2018-06-21 |
|
| 312-815
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-11-06 |
|
| 312-815
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-11-06 |
|
| 312-815
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-11-06 |
|
| 312-815
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-11-06 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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