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 |
| 872-766
| 9 |
|
224C ONVOY, LLC |
358 |
|
2021-10-29 |
|
| 872-825
| A |
CHCGILCLDS3 |
9329 ILLINOIS BELL TEL CO |
358 |
|
|
|
| 872-825
| 0 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 1 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 2 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 3 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 4 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 5 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 6 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 7 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 8 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-825
| 9 |
|
9329 ILLINOIS BELL TEL CO |
358 |
|
2010-01-19 |
|
| 872-835
| A |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
| 872-835
| 0 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 1 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 2 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 3 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 4 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 5 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 6 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 7 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 8 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-835
| 9 |
|
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-07-30 |
|
| 872-871
| A |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
|
|
| 872-871
| 0 |
|
224C ONVOY, LLC |
358 |
|
2022-01-07 |
|
| 872-871
| 1 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2022-01-07 |
|
| 872-871
| 2 |
|
224C ONVOY, LLC |
358 |
|
2021-12-07 |
|
| 872-871
| 3 |
|
224C ONVOY, LLC |
358 |
|
2021-12-13 |
|
| 872-871
| 4 |
|
224C ONVOY, LLC |
358 |
|
2022-01-07 |
|
| 872-871
| 5 |
|
224C ONVOY, LLC |
358 |
|
2021-12-07 |
|
| 872-871
| 6 |
|
224C ONVOY, LLC |
358 |
|
2022-01-07 |
|
| 872-871
| 7 |
|
5562 METROPCS, INC. |
358 |
|
2021-12-06 |
|
| 872-871
| 8 |
|
5562 METROPCS, INC. |
358 |
|
2021-12-06 |
|
| 872-871
| 9 |
|
5562 METROPCS, INC. |
358 |
|
2021-12-06 |
|
| 872-895
| A |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL, INC. |
358 |
|
|
|
| 872-895
| 0 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2021-03-05 |
|
| 872-895
| 1 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 2 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 3 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 4 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 5 |
|
224C ONVOY, LLC |
358 |
|
2021-01-11 |
|
| 872-895
| 6 |
|
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 7 |
|
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2021-03-05 |
|
| 872-895
| 8 |
|
506J TWILIO INTERNATIONAL, INC. |
358 |
|
2020-10-25 |
|
| 872-895
| 9 |
|
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2021-01-07 |
|
| 872-899
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 872-899
| 0 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 1 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 2 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2021-10-22 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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