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: ENIDOKMA7MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
580-572 5 Perry OK 390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2014-08-09   
580-650 2 Weatherford OK 390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2012-05-24   
580-804 4 Woodward OK 390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2022-03-10   
580-910 4 Healdton OK 390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2024-04-08   
580-969 4 Hugo OK 390E CEBRIDGE TELECOM OK, LLC DBA SUDDENLINK COMMS - OK 536   2024-04-13   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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