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: 366

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-366 A Enid OK OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-366 0 Enid OK OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-366 1 Enid OK OKCYOKCEX9Y  119F BANDWIDTH.COM CLEC, LLC - OK 536   2008-12-01   
580-366 2 Enid OK   409F ONVOY, LLC - OK 536   2008-06-10   
580-366 3 Enid OK   409F ONVOY, LLC - OK 536   2008-06-10   
580-366 4 Enid OK OKCZOKZCFMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 536      
580-366 5 Enid OK   145J TERRA NOVA TELECOM INC. 536   2025-02-14   
580-366 6 Enid OK   409F ONVOY, LLC - OK 536   2008-06-21   
580-366 7 Enid OK ENIDOKMADS0  9533 SOUTHWESTERN BELL 536   2010-06-21   
580-366 8 Enid OK ENIDOKMADS0  9533 SOUTHWESTERN BELL 536   2010-06-21   
580-366 9 Enid OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2008-03-08   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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