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 |
| 312-487
| 5 |
CHCGIL24DS3 |
4604 FIRST COMMUNICATIONS, LLC - IL |
358 |
|
2014-12-19 |
|
| 312-487
| 6 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2014-12-18 |
|
| 312-487
| 7 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2014-12-18 |
|
| 312-487
| 8 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2014-12-18 |
|
| 312-487
| 9 |
CHCGILMF4MD |
5562 METROPCS, INC. |
358 |
|
2014-12-18 |
|
| 312-488
| A |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
|
|
| 312-488
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2019-02-18 |
|
| 312-488
| 1 |
CHCGILGMDS7 |
6115 LEVEL 3 COMMUNICATIONS, LLC - IL |
358 |
|
2006-10-25 |
|
| 312-488
| 2 |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2009-10-31 |
|
| 312-488
| 3 |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2009-10-31 |
|
| 312-488
| 4 |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2009-10-31 |
|
| 312-488
| 5 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2010-02-14 |
|
| 312-488
| 6 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2010-02-14 |
|
| 312-488
| 7 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2010-02-14 |
|
| 312-488
| 8 |
CHCGILTCDS4 |
7056 XO ILLINOIS, INC. |
358 |
|
2010-02-14 |
|
| 312-488
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2010-03-04 |
|
| 312-498
| A |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 0 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 1 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 2 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 3 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 4 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 5 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 6 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 7 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 8 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-498
| 9 |
CHCGILMF6MD |
6529 T-MOBILE USA, INC. |
358 |
|
|
|
| 312-500
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 312-500
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 7 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-500
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2018-07-21 |
|
| 312-503
| A |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 0 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 1 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 2 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 3 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 4 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 5 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 6 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 7 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 8 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-503
| 9 |
CHCGILCGDS1 |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 312-508
| A |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
|
|
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Last updated: Sat, 01 Jun 2024 11:59:14 UTC
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