Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
918-532 A COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-532 1 COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-532 3 TLSAOKSMBMD  516C AT&T CORP. 538   2010-11-28   
918-532 4 COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-532 5 COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-532 6 TULTOKCL8MD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2006-09-25   
918-532 7 TULSOKTBXCZ  145J TERRA NOVA TELECOM INC. 538   2022-11-02   
918-532 8 TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2019-11-21   
918-719 A COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-719 0 COPNOKMARS1  9533 SOUTHWESTERN BELL 538      
918-719 1 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-719 2 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-719 4 TULSOKTBXLZ  506J TWILIO INTERNATIONAL, INC. 538   2021-08-07   
918-719 5 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-02-28   
918-719 6 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-02-28   
918-719 7 TULSOKTBX6Z  508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-04-06   
918-719 8 TULSOKTBX5Z  073H TELNYX LLC 538   2019-01-21   
918-719 9 TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2015-01-09   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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