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: 789

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-789 A Blackwell OK OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-789 0 Blackwell OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2004-02-14   
580-789 1 Blackwell OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2004-02-14   
580-789 2 Blackwell OK   409F ONVOY, LLC - OK 536   2016-06-14   
580-789 3 Blackwell OK   409F ONVOY, LLC - OK 536   2016-06-14   
580-789 4 Blackwell OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-789 5 Blackwell OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2018-07-08   
580-789 6 Blackwell OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2018-09-20   
580-789 7 Blackwell OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2018-05-17   
580-789 8 Blackwell OK   073H TELNYX LLC 536   2017-06-19   
580-789 9 Blackwell OK   119F BANDWIDTH.COM CLEC, LLC - OK 536   2008-12-01   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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