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.
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NPA: 425 [Rate centres in NPA 425] [Dial plan for NPA 425]

NXX: 541

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
425-541 A Everett WA STTLWAWBDSH  159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674      
425-541 0 Everett WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2022-03-25   
425-541 1 Everett WA   483E ONVOY, LLC - WA 674   2022-08-14   
425-541 2 Everett WA   624H ONVOY SPECTRUM, LLC 674   2022-06-06   
425-541 3 Everett WA   624H ONVOY SPECTRUM, LLC 674   2022-06-06   
425-541 4 Everett WA   624H ONVOY SPECTRUM, LLC 674   2022-06-06   
425-541 5 Everett WA   624H ONVOY SPECTRUM, LLC 674   2022-05-09   
425-541 6 Everett WA   624H ONVOY SPECTRUM, LLC 674   2022-05-09   
425-541 7 Everett WA   483E ONVOY, LLC - WA 674   2022-08-14   
425-541 8 Everett WA   483E ONVOY, LLC - WA 674   2022-08-14   
425-541 9 Everett WA   159F PEERLESS NETWORK OF WASHINGTON, LLC - WA 674   2022-03-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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