Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 941

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-941 A Yakima WA KNWCWABB1MD  6270 UNITED STATES CELLULAR - WA 676      
509-941 0 Yakima WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2012-02-24   
509-941 1 Yakima WA   6529 T-MOBILE USA, INC. 676   2011-11-07   
509-941 2 Yakima WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2012-02-03   
509-941 3 Yakima WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2012-03-02   
509-941 4 Yakima WA   6529 T-MOBILE USA, INC. 676   2011-12-14   
509-941 5 Yakima WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2011-05-06   
509-941 6 Yakima WA   6529 T-MOBILE USA, INC. 676   2012-12-20   
509-941 7 Yakima WA   6270 UNITED STATES CELLULAR - WA 676      
509-941 8 Yakima WA   6270 UNITED STATES CELLULAR - WA 676      
509-941 9 Yakima WA   6270 UNITED STATES CELLULAR - WA 676      

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

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