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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Switch: OKCYOKCEXPZ

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
405-871 A Oklahoma City OK 669B BTC BROADBAND, INC. 536      
405-871 1 Oklahoma City OK 669B BTC BROADBAND, INC. 536   2020-03-09   
580-354 2 Lawton OK 669B BTC BROADBAND, INC. 536   2020-07-17   
580-547 1 Clinton OK 669B BTC BROADBAND, INC. 536   2020-07-17   
580-643 1 Altus OK 669B BTC BROADBAND, INC. 536   2020-07-17   
580-701 1 Enid OK 669B BTC BROADBAND, INC. 536   2020-07-17   
580-826 1 Ardmore OK 669B BTC BROADBAND, INC. 536   2020-07-17   
580-853 1 Durant OK 669B BTC BROADBAND, INC. 536   2020-07-17   

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

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