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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-204 A Boswell OK   409F ONVOY, LLC - OK 536      
580-204 0 Boswell OK   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 536   2016-02-18   
580-204 4 Boswell OK   409F ONVOY, LLC - OK 536   2016-06-14   
580-204 6 Boswell OK   530C TELEPORT COMMUNICATIONS AMERICA - OK- LLC 536   2017-10-20   

Last updated: Wed, 10 Apr 2019 01:22:05 UTC

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