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.

Switch: EVRTWAXAX5Y

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
425-474 A Everett WA 483E ONVOY, LLC - WA 674      
425-474 2 Everett WA 483E ONVOY, LLC - WA 674      
425-474 3 Everett WA 483E ONVOY, LLC - WA 674      
425-474 4 Everett WA 483E ONVOY, LLC - WA 674      
425-474 5 Everett WA 483E ONVOY, LLC - WA 674      
425-474 6 Everett WA 483E ONVOY, LLC - WA 674      
425-474 7 Everett WA 483E ONVOY, LLC - WA 674      
425-476 A Bothell WA 483E ONVOY, LLC - WA 674      
425-476 1 Bothell WA 483E ONVOY, LLC - WA 674      
425-476 2 Bothell WA 483E ONVOY, LLC - WA 674      
425-476 3 Bothell WA 483E ONVOY, LLC - WA 674      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.