Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 253 [Rate centres in NPA 253] [Dial plan for NPA 253]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-987 A Sumner WA STTLWANEDS0  7146 TELEPORT COMMUNICATIONS AMERICA, LLC - WA 674      
253-988 A Tacoma WA TACMWAFA2MD  6529 T-MOBILE USA, INC. 674      
253-993 A Tacoma-Waverly WA TACNWADNCM6  6010 NEW CINGULAR WIRELESS PCS, LLC 674      
253-999 A Tacoma WA STTLWAWBXPZ  073H TELNYX LLC 674      

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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