Local Calling Guide
Area code/prefix search
NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]
NXX: 252
NPA-NXX | BLOCK | Rate Centre | Region | Switch | OCN | LATA | LIR | Eff date | Disc date |
---|---|---|---|---|---|---|---|---|---|
307-252 | A | Rock Springs | WY | CHYNWYMAXUX | 1772 UINTAH BASIN ELECTRONIC TELECOMMUNICATIONS | 654 | 2024-01-16 |
Last updated: Wed, 20 Nov 2024 21:20:06 UTC
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