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: 861

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-861 A Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676      
509-861 0 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676      
509-861 1 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676      
509-861 2 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676      
509-861 3 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2019-05-24   
509-861 5 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2021-06-27   
509-861 6 Omak WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2023-08-03   
509-861 7 Omak WA SPKNWA01XXX  483E ONVOY, LLC - WA 676   2022-03-01   
509-861 8 Omak WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676   2017-05-19   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.