Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 800

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-800 A Blair OK OKCYOKCEXLZ  965H FRACTEL, LLC 536      
580-800 0 Blair OK OKCYOKCEXLZ  965H FRACTEL, LLC 536   2019-03-24   
580-800 1 Blair OK OKCYOKCEXJZ  624H ONVOY SPECTRUM, LLC 536   2025-01-22   
580-800 2 Blair OK OKCYOKCEXBZ  073H TELNYX LLC 536   2019-09-28   
580-800 5 Blair OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-800 6 Blair OK OKCYOKCEXJY  409F ONVOY, LLC - OK 536   2021-03-04   
580-800 7 Blair OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2026-07-18   
580-800 9 Blair OK OKCYOKCEDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2021-07-24   

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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