Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Klickitat, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
509-369 A KLCTWAXXRS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-369 0 KLCTWAXXRS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-369 1   792K CHARTER IP ENABLED SERVICES, LLC 672   2008-07-23   
509-369 2 KLCTWAXXRS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-369 3 KLCTWAXXRS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-369 4 KLCTWAXXRS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 672      
509-369 5 THDLORXAFMD  483E ONVOY, LLC - WA 672   2022-01-02   
509-369 7 PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672   2013-12-10   

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

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