Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
509-875 A PASNWAXARS0  4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-875 0   4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-875 1   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2020-01-06   
509-875 2   4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-875 3   4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-875 4   4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      
509-875 5   483E ONVOY, LLC - WA 676   2021-06-27   
509-875 7   508J CENTURYLINK COMMUNICATIONS, LLC 676   2015-01-26   
509-875 8   483E ONVOY, LLC - WA 676   2020-07-20   
509-875 9   4521 UNITED TELEPHONE - NORTHWEST DBA CENTURYLINK - WA 676      

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

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