Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-440 A Basin WY CSPRWYESPS1  009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654      
307-440 0 Basin WY CHYNWYRF2MD  939H COMMIO, LLC 654      
307-440 1 Basin WY CHYNWYRF2MD  939H COMMIO, LLC 654      
307-440 2 Basin WY CSPRWYESPS1  009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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