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 |
| 872-275
| 8 |
|
939H COMMIO, LLC |
358 |
|
2021-09-03 |
|
| 872-275
| 9 |
|
939H COMMIO, LLC |
358 |
|
2021-09-03 |
|
| 872-278
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 872-278
| 0 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 1 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 2 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 3 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 4 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 5 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 6 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 7 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 8 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-278
| 9 |
|
224C ONVOY, LLC |
358 |
|
2020-06-01 |
|
| 872-279
| A |
CHCGILWBXTZ |
534J UCOMTEL INC. |
358 |
|
|
|
| 872-279
| 0 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 1 |
|
534J UCOMTEL INC. |
358 |
|
2021-03-18 |
|
| 872-279
| 2 |
|
224C ONVOY, LLC |
358 |
|
2021-09-19 |
|
| 872-279
| 3 |
|
224C ONVOY, LLC |
358 |
|
2021-09-19 |
|
| 872-279
| 4 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 5 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 6 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 7 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 8 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-279
| 9 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-09-17 |
|
| 872-282
| A |
CHCGIL24DS6 |
224C ONVOY, LLC |
358 |
|
|
|
| 872-282
| 0 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 1 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 2 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 3 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 4 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 5 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 6 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 7 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 8 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-282
| 9 |
|
224C ONVOY, LLC |
358 |
|
2020-06-18 |
|
| 872-288
| A |
CHCGILNEXMX |
622J SKYE TELECOM LLC DBA SKYETEL |
358 |
|
|
|
| 872-288
| 0 |
|
224C ONVOY, LLC |
358 |
|
2021-11-13 |
|
| 872-288
| 1 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 2 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 3 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 4 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 5 |
|
6529 T-MOBILE USA, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 6 |
|
5562 METROPCS, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 7 |
|
5562 METROPCS, INC. |
358 |
|
2021-11-13 |
|
| 872-288
| 8 |
|
622J SKYE TELECOM LLC DBA SKYETEL |
358 |
|
2021-11-12 |
|
| 872-288
| 9 |
|
5562 METROPCS, INC. |
358 |
|
2021-11-13 |
|
| 872-289
| A |
OKBRILOAXEX |
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
|
|
| 872-289
| 0 |
|
6333 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - IL |
358 |
|
2026-03-09 |
|
| 872-289
| 1 |
|
5562 METROPCS, INC. |
358 |
|
2021-11-20 |
|
| 872-289
| 2 |
|
7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL |
358 |
|
2021-11-20 |
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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