Local Calling Guide

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Monroe Howe, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
918-658 A MOHOOKXARS1  2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-658 1   2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 2   2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 3   2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 4   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-658 5   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-658 6   2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 7   2011 OKLAHOMA WINDSTREAM, INC. 538      
918-658 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-658 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-983 A TULSOKTBXXY  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-983 0   145J TERRA NOVA TELECOM INC. 538   2025-07-17   
918-983 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-983 7   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-08   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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