Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Paterson, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
509-875 A PASNWAXARS0  4521 UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA 676      
509-875 0   4521 UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA 676      
509-875 1   6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2020-01-06   
509-875 2   4521 UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA 676      
509-875 3   4521 UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA 676      
509-875 4   4521 UNITED TELEPHONE-NORTHWEST-WA DBA CENTURYLINK-WA 676      
509-875 7   7575 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-WA DBA CENTURYLINK-WA 676      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.