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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Canute, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
580-457 A CHYNOKXADS1  390B DOBSON TECHNOLOGIES-TRANSPORT & TELECOM SOL - OK 536     2025-07-27 
580-472 A CANTOKXARS1  1965 WINDSTREAM OKLAHOMA, INC. 536      
580-901 A CANTOKXARS0  1965 WINDSTREAM OKLAHOMA, INC. 536      
580-901 0 OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-01-22   
580-901 9 CANTOKXARS0  1965 WINDSTREAM OKLAHOMA, INC. 536   2018-08-14   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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