Local Calling Guide
Area code/prefix search
NPA: 331 [Rate centres in NPA 331] [Dial plan for NPA 331]
NXX: 837
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
331-837 | A | West Chicago | IL | CHCGILWUTMD | 516J TON80 COMMUNICATIONS, LLC | 358 | |||
331-837 | 0 | West Chicago | IL | CHCGILWBXDZ | 984E BANDWIDTH.COM CLEC, LLC - IL | 358 | 2022-08-19 | ||
331-837 | 1 | West Chicago | IL | CHCGILWBXDZ | 984E BANDWIDTH.COM CLEC, LLC - IL | 358 | 2022-08-19 | ||
331-837 | 2 | West Chicago | IL | CHCGILMF2MD | 6529 T-MOBILE USA, INC. | 358 | 2022-10-24 | ||
331-837 | 3 | West Chicago | IL | CHCGILMF2MD | 6529 T-MOBILE USA, INC. | 358 | 2022-10-24 | ||
331-837 | 4 | West Chicago | IL | CHCGILWUTMD | 516J TON80 COMMUNICATIONS, LLC | 358 | 2022-03-10 | ||
331-837 | 7 | West Chicago | IL | 224C ONVOY, LLC | 358 | 2024-03-01 | |||
331-837 | 8 | West Chicago | IL | CHCGIL24DS6 | 224C ONVOY, LLC | 358 | 2023-07-22 | ||
331-837 | 9 | West Chicago | IL | 224C ONVOY, LLC | 358 | 2024-03-01 |
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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