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.

NPA: 509 [Rate centres in NPA 509] [Dial plan for NPA 509]

NXX: 749

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-749 A Eureka WA EURKWAXARS0  2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-749 2 Eureka WA EURKWAXARS0  2408 CENTURYTEL OF WASHINGTON, INC. DBA CENTURYLINK 676      
509-749 3 Eureka WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2016-02-23   
509-749 4 Eureka WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-06-27   
509-749 6 Eureka WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676   2015-01-23   
509-749 7 Eureka WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2008-09-06   
509-749 8 Eureka WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2011-07-31   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.