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: 317

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-317 A Yakima WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676      
509-317 0 Yakima WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2015-09-16   
509-317 1 Yakima WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676   2015-10-16   
509-317 2 Yakima WA   792K CHARTER IP ENABLED SERVICES, LLC 676   2015-10-30   
509-317 3 Yakima WA   5562 METROPCS, INC. 676   2017-07-24   
509-317 4 Yakima WA   483E ONVOY, LLC - WA 676   2016-02-12   
509-317 5 Yakima WA   483H NATIVE NETWORK, INC. 676   2016-01-21   
509-317 6 Yakima WA   483E ONVOY, LLC - WA 676   2016-12-17   
509-317 7 Yakima WA   508J CENTURYLINK COMMUNICATIONS, LLC 676   2014-12-14   
509-317 8 Yakima WA   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-12-05   
509-317 9 Yakima WA   483E ONVOY, LLC - WA 676   2016-03-18   

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

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