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   2023-01-15   
425-474 3 Everett WA 483E ONVOY, LLC - WA 674   2023-01-15   
425-474 4 Everett WA 483E ONVOY, LLC - WA 674   2023-01-15   
425-474 5 Everett WA 483E ONVOY, LLC - WA 674   2023-01-15   
425-474 6 Everett WA 483E ONVOY, LLC - WA 674   2023-01-15   
425-474 7 Everett WA 483E ONVOY, LLC - WA 674   2023-01-15   
425-476 A Bothell WA 483E ONVOY, LLC - WA 674      
425-476 1 Bothell WA 483E ONVOY, LLC - WA 674   2023-06-15   
425-476 2 Bothell WA 483E ONVOY, LLC - WA 674   2023-06-15   
425-476 3 Bothell WA 483E ONVOY, LLC - WA 674   2023-06-15   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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