Local Calling Guide
Area code/prefix search
NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]
NXX: 428
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
307-428 | A | Douglas | WY | CSPRWYMAXEX | 6529 T-MOBILE USA, INC. | 654 | 2024-02-03 | ||
307-428 | 0 | Douglas | WY | 450F ONVOY, LLC - WY | 654 | ||||
307-428 | 1 | Douglas | WY | 450F ONVOY, LLC - WY | 654 | ||||
307-428 | 8 | Douglas | WY | CHYNWYMAXIX | 6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY | 654 | |||
307-428 | 9 | Douglas | WY | CSPRWYMAXEX | 6529 T-MOBILE USA, INC. | 654 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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