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: 322

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-322 A Omak WA MLWDWAAA2MD  6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 0 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 1 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 2 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 3 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 4 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 5 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 6 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 7 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 8 Omak WA   6010 NEW CINGULAR WIRELESS PCS, LLC 676      
509-322 9 Omak WA   3229 COMPUTERS 5*, INC. DBA LOCALTEL - WA 676   2011-12-05   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.