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]

NXX: 528

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
253-528 A Des Moines WA FDWYWA01DS0  9638 QWEST CORPORATION 674      
253-528 0 Des Moines WA   9638 QWEST CORPORATION 674      
253-528 1 Des Moines WA   9638 QWEST CORPORATION 674      
253-528 2 Des Moines WA   7173 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 674   2003-04-29   
253-528 3 Des Moines WA   483E ONVOY, LLC - WA 674   2005-03-13   
253-528 4 Des Moines WA   483E ONVOY, LLC - WA 674   2021-06-26   
253-528 5 Des Moines WA   483E ONVOY, LLC - WA 674   2022-11-04   
253-528 6 Des Moines WA   483E ONVOY, LLC - WA 674   2010-12-23   
253-528 7 Des Moines WA   483E ONVOY, LLC - WA 674   2016-01-07   
253-528 8 Des Moines WA   483E ONVOY, LLC - WA 674   2021-02-15   
253-528 9 Des Moines WA   483E ONVOY, LLC - WA 674   2021-02-15   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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