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 |
| 872-323
| 9 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-07-13 |
|
| 872-336
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 872-336
| 0 |
|
224C ONVOY, LLC |
358 |
|
2022-08-06 |
|
| 872-336
| 1 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-09-25 |
|
| 872-336
| 2 |
|
224C ONVOY, LLC |
358 |
|
2022-03-04 |
|
| 872-336
| 3 |
|
224C ONVOY, LLC |
358 |
|
2022-03-04 |
|
| 872-336
| 4 |
|
224C ONVOY, LLC |
358 |
|
2022-03-04 |
|
| 872-336
| 5 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-09-25 |
|
| 872-336
| 6 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-09-25 |
|
| 872-336
| 7 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-09-25 |
|
| 872-336
| 8 |
|
965H FRACTEL, LLC |
358 |
|
2021-12-31 |
|
| 872-336
| 9 |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
358 |
|
2022-09-25 |
|
| 872-342
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 872-342
| 0 |
|
073H TELNYX LLC |
358 |
|
2022-12-30 |
|
| 872-342
| 1 |
|
073H TELNYX LLC |
358 |
|
2022-12-30 |
|
| 872-342
| 2 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2023-04-29 |
|
| 872-342
| 3 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2023-04-29 |
|
| 872-342
| 4 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2023-04-29 |
|
| 872-342
| 5 |
|
318J COMCAST IP PHONE, LLC |
358 |
|
2023-04-29 |
|
| 872-342
| 6 |
|
965H FRACTEL, LLC |
358 |
|
2022-05-09 |
|
| 872-342
| 7 |
|
073H TELNYX LLC |
358 |
|
2022-12-30 |
|
| 872-342
| 8 |
|
073H TELNYX LLC |
358 |
|
2022-12-30 |
|
| 872-342
| 9 |
|
073H TELNYX LLC |
358 |
|
2022-12-30 |
|
| 872-345
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 872-345
| 0 |
|
224C ONVOY, LLC |
358 |
|
2023-08-21 |
|
| 872-345
| 1 |
|
224C ONVOY, LLC |
358 |
|
2021-03-12 |
|
| 872-345
| 2 |
|
224C ONVOY, LLC |
358 |
|
2021-03-12 |
|
| 872-345
| 3 |
|
224C ONVOY, LLC |
358 |
|
2021-03-12 |
|
| 872-345
| 4 |
|
224C ONVOY, LLC |
358 |
|
2021-03-12 |
|
| 872-345
| 5 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-345
| 6 |
|
965H FRACTEL, LLC |
358 |
|
2021-03-04 |
|
| 872-345
| 7 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2021-04-28 |
|
| 872-345
| 8 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2021-04-28 |
|
| 872-345
| 9 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-347
| A |
DRTPILAA0MD |
0051 SHELCOMM |
358 |
|
2024-02-09 |
|
| 872-351
| A |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 0 |
|
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 1 |
|
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 2 |
|
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 3 |
|
224C ONVOY, LLC |
358 |
|
2024-03-28 |
|
| 872-351
| 4 |
|
224C ONVOY, LLC |
358 |
|
2024-03-28 |
|
| 872-351
| 5 |
|
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 6 |
|
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 7 |
|
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 8 |
|
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 9 |
|
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-355
| A |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
| 872-355
| 0 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2023-08-14 |
|
| 872-355
| 1 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 2 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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