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.

Fairfield, WA

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
509-283 A FRFDWAXARS2  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 676      
509-283 1 SPKNWA01XXX  483E ONVOY, LLC - WA 676   2017-10-08   
509-283 2 FRFDWAXARS2  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 676      
509-283 3 SPKNWA01XBY  663D ELTOPIA COMMUNICATIONS, LLC - WA 676   2008-06-29   
509-283 4 FRFDWAXARS2  4324 ZIPLY FIBER NORTHWEST, LLC DBA ZIPLY FIBER 676      
509-283 5 SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-06-27   
509-283 7 SPKNWA01XXX  483E ONVOY, LLC - WA 676   2007-04-20   
509-283 8 SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-03-26   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.