Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 918 [Rate centres in NPA 918] [Dial plan for NPA 918]

NXX: 601

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
918-601 A Nowata OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-601 0 Nowata OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2020-04-10   
918-601 1 Nowata OK   669B BTC BROADBAND, INC. 538   2011-07-21   
918-601 2 Nowata OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-601 3 Nowata OK   409F ONVOY, LLC - OK 538   2016-09-29   
918-601 4 Nowata OK   409F ONVOY, LLC - OK 538   2020-07-13   
918-601 5 Nowata OK   409F ONVOY, LLC - OK 538   2020-07-13   
918-601 6 Nowata OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2012-10-18   
918-601 7 Nowata OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-08   
918-601 8 Nowata OK   409F ONVOY, LLC - OK 538   2021-03-04   
918-601 9 Nowata OK   409F ONVOY, LLC - OK 538   2021-03-04   

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

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