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: 774

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-774 A White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 0 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 1 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 2 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 3 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 4 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 5 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 6 White Salmon WA PTLGORIA7MD  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 672      
509-774 7 White Salmon WA PTLDORWNAMD  5812 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WA 672      
509-774 8 White Salmon WA THDLORXABMD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      
509-774 9 White Salmon WA THDLORXABMD  6010 NEW CINGULAR WIRELESS PCS, LLC 672      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.