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 |
| 872-351
| 0 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 1 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 2 |
CHCGILWUKMD |
939H COMMIO, LLC |
358 |
|
2024-03-10 |
|
| 872-351
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-28 |
|
| 872-351
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-28 |
|
| 872-351
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 7 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-351
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-03-12 |
|
| 872-355
| A |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
| 872-355
| 0 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2023-08-14 |
|
| 872-355
| 1 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 2 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 3 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 4 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 5 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2022-03-31 |
|
| 872-355
| 6 |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2023-06-18 |
|
| 872-355
| 7 |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2023-10-15 |
|
| 872-355
| 8 |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2022-03-30 |
|
| 872-355
| 9 |
CHCGILWUDS4 |
063E PEERLESS NETWORK OF ILLINOIS, LLC - IL |
358 |
|
2022-07-27 |
|
| 872-364
| A |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2024-05-19 |
|
| 872-364
| 0 |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2024-05-19 |
|
| 872-364
| 1 |
CHCGILWUXMD |
490J BOOST SUBSCRIBERCO L.L.C. |
358 |
|
2025-09-27 |
|
| 872-364
| 2 |
CHCGILWBXSZ |
478J NUSO, LLC |
358 |
|
2024-06-14 |
|
| 872-364
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-06-22 |
|
| 872-364
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-07-12 |
|
| 872-364
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-07-29 |
|
| 872-364
| 6 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2025-05-05 |
|
| 872-364
| 8 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-05-21 |
|
| 872-364
| 9 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2024-05-21 |
|
| 872-393
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-05-30 |
|
| 872-393
| 0 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-05-30 |
|
| 872-393
| 1 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-05-30 |
|
| 872-393
| 2 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2026-05-30 |
|
| 872-393
| 3 |
CHCGILWBXUZ |
732J NUSO, LLC |
358 |
|
2026-06-29 |
|
| 872-393
| 8 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2026-06-06 |
|
| 872-393
| 9 |
CHCGILWBXDZ |
984E BANDWIDTH.COM CLEC, LLC - IL |
358 |
|
2026-07-02 |
|
| 872-664
| A |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
|
|
| 872-664
| 0 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-664
| 1 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-664
| 2 |
ELGNILOTGT5 |
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-664
| 3 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-18 |
|
| 872-664
| 4 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-18 |
|
| 872-664
| 5 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-18 |
|
| 872-664
| 6 |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
2021-07-18 |
|
| 872-664
| 7 |
CHCGILWUTMD |
516J TON80 COMMUNICATIONS, LLC |
358 |
|
2021-05-30 |
|
| 872-664
| 8 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2021-09-03 |
|
| 872-664
| 9 |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2021-09-03 |
|
| 872-710
| A |
CHCGILIDXDX |
624H ONVOY SPECTRUM, LLC |
358 |
|
|
|
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Last updated: Sat, 01 Aug 2026 03:19:33 UTC
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