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: 383

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
509-383 A Granger WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-383 0 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      
509-383 1 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      
509-383 2 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      
509-383 3 Granger WA SPKNWA01X7X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 676      
509-383 4 Granger WA SPKNWA01XUX  6121 LEVEL 3 COMMUNICATIONS, LLC - WA 676      
509-383 5 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      
509-383 6 Granger WA SNSDWAXX6MD  814D CHARTER FIBERLINK WA - CCVII, LLC - WA 676      
509-383 7 Granger WA YAKMWAWE7MD  508J CENTURYLINK COMMUNICATIONS, LLC 676      
509-383 8 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      
509-383 9 Granger WA SNSDWAXXHMD  483E ONVOY, LLC - WA 676      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.