Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Nowata, OK

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
539-359 A TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-359 0   409F ONVOY, LLC - OK 538   2023-08-06   
539-359 1   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2025-07-19   
539-359 2   516C AT&T CORP. 538   2024-10-07   
539-359 3   6529 T-MOBILE USA, INC. 538   2025-05-02   
539-359 5   409F ONVOY, LLC - OK 538   2023-02-20   
918-273 A NOWTOKMARS1  9533 SOUTHWESTERN BELL 538      
918-273 0   9533 SOUTHWESTERN BELL 538      
918-273 1   9533 SOUTHWESTERN BELL 538      
918-273 2   9533 SOUTHWESTERN BELL 538      
918-273 3   9533 SOUTHWESTERN BELL 538      
918-273 4   9533 SOUTHWESTERN BELL 538      
918-273 5   9533 SOUTHWESTERN BELL 538      
918-273 6   073H TELNYX LLC 538   2018-09-25   
918-273 7   9533 SOUTHWESTERN BELL 538      
918-273 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538      
918-273 9   9533 SOUTHWESTERN BELL 538      
918-559 A TULTOKCL8MD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538      
918-559 0   384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-04   
918-559 1   5562 METROPCS, INC. 538   2025-05-08   
918-559 2   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2005-05-17   
918-559 3   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2006-05-05   
918-559 4   6272 UNITED STATES CELLULAR - OK 538   2015-11-14   
918-559 5   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2007-06-19   
918-559 6   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2008-05-16   
918-559 7   119F BANDWIDTH.COM CLEC, LLC - OK 538   2008-12-01   
918-559 8   6272 UNITED STATES CELLULAR - OK 538   2014-03-06   
918-559 9   6272 UNITED STATES CELLULAR - OK 538   2004-12-30   
918-601 A TULSOKTBXHY  409F ONVOY, LLC - OK 538      
918-601 0   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2020-04-10   
918-601 1   669B BTC BROADBAND, INC. 538   2011-07-21   
918-601 2   409F ONVOY, LLC - OK 538   2016-09-29   
918-601 3   409F ONVOY, LLC - OK 538   2016-09-29   
918-601 4   409F ONVOY, LLC - OK 538   2020-07-13   
918-601 5   409F ONVOY, LLC - OK 538   2020-07-13   
918-601 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 538   2012-10-18   
918-601 7   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-08   
918-601 8   409F ONVOY, LLC - OK 538   2021-03-04   
918-601 9   409F ONVOY, LLC - OK 538   2021-03-04   

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

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