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 |
| 872-871
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2022-01-07 |
|
| 872-871
| 7 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-12-06 |
|
| 872-871
| 8 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-12-06 |
|
| 872-871
| 9 |
ELGNILOTGT5 |
5562 METROPCS, INC. |
358 |
|
2021-12-06 |
|
| 872-895
| A |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL, INC. |
358 |
|
|
|
| 872-895
| 0 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2021-03-05 |
|
| 872-895
| 1 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 2 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 3 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 4 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-01-11 |
|
| 872-895
| 6 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-02-23 |
|
| 872-895
| 7 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2021-03-05 |
|
| 872-895
| 8 |
CHCGILNEXIX |
506J TWILIO INTERNATIONAL, INC. |
358 |
|
2020-10-25 |
|
| 872-895
| 9 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2021-01-07 |
|
| 872-899
| A |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
|
|
| 872-899
| 0 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 1 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 2 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-22 |
|
| 872-899
| 3 |
BNSVILDGDS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
358 |
|
2021-10-22 |
|
| 872-899
| 5 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-10-30 |
|
| 872-899
| 9 |
CHCGILWURMD |
965H FRACTEL, LLC |
358 |
|
2021-10-21 |
|
| 872-910
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 872-910
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-05-14 |
|
| 872-910
| 1 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-910
| 2 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-910
| 3 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2021-06-04 |
|
| 872-910
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-03 |
|
| 872-910
| 5 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-910
| 6 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-07-03 |
|
| 872-910
| 7 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-05-23 |
|
| 872-910
| 8 |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
2021-05-23 |
|
| 872-910
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-03 |
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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