Local Calling Guide

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NPA: 580 [Rate centres in NPA 580] [Dial plan for NPA 580]

NXX: 677

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
580-677 A Madill OK MDLLOKMARS1  9533 SOUTHWESTERN BELL 536      
580-677 0 Madill OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-677 1 Madill OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536      
580-677 2 Madill OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2005-10-30   
580-677 5 Madill OK OKCYOKMTG01  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 536   2013-03-04   
580-677 6 Madill OK MDLLOKMARS1  9533 SOUTHWESTERN BELL 536      
580-677 7 Madill OK MDLLOKMARS1  9533 SOUTHWESTERN BELL 536      
580-677 9 Madill OK MDLLOKMARS1  9533 SOUTHWESTERN BELL 536      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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