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: 483

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-483 A Rawlins WY   6010 NEW CINGULAR WIRELESS PCS, LLC 654   2025-06-26   
307-483 8 Rawlins WY   6010 NEW CINGULAR WIRELESS PCS, LLC 654   2025-06-26   
307-483 9 Rawlins WY   6010 NEW CINGULAR WIRELESS PCS, LLC 654   2025-06-26   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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