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: 681

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-681 A Coulee City WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-681 0 Coulee City WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-681 2 Coulee City WA WNTCWABADS1  3229 COMPUTERS 5*, INC. DBA LOCALTEL - WA 676   2003-10-08   
509-681 3 Coulee City WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2004-06-26   
509-681 4 Coulee City WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-681 7 Coulee City WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2008-09-06   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.