Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 325 [Rate centres in NPA 325] [Dial plan for NPA 325]

NXX: 350

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
325-350 A San Angelo TX SANHTX323MD  475J CALLWORKS CORPORATION 961   2024-02-08   
325-350 1 San Angelo TX SANHTX323MD  475J CALLWORKS CORPORATION 961   2024-02-08   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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