Local Calling Guide

Area code/prefix search

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

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
539-264 A TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538      
539-264 0 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-01-14   
539-264 1 TULSOKTBXXZ  624H ONVOY SPECTRUM, LLC 538   2025-01-23   
539-264 9 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-01-15   
539-500 A TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-500 1 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-05-19   
539-500 2 TULSOKTBXRZ  073H TELNYX LLC 538   2020-06-18   
539-500 3 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
539-500 4 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
539-500 5 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
539-500 6 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
539-500 9 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-09-12   
918-321 A KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-321 0 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2008-12-01   
918-321 1 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-321 2 TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2005-12-10   
918-321 3 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-321 4 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-321 5 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-321 6 TULSOKTBXHY  409F ONVOY, LLC - OK 538   2016-09-29   
918-321 7 TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2011-03-10   
918-321 8 TLSAOKSMBMD  516C AT&T CORP. 538   2010-11-28   
918-321 9   145J TERRA NOVA TELECOM INC. 538   2021-09-28   
918-322 A KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-322 0 TULSOKTBDS7  384H PEERLESS NETWORK OF OKLAHOMA, LLC - OK 538   2016-03-04   
918-322 1 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2017-05-29   
918-322 2 TULSOKTBX8Y  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2017-10-20   
918-322 3 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-322 4 TULTOKCL8MD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 538   2017-04-07   
918-322 5 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-322 6 KIFROKMARS1  9533 SOUTHWESTERN BELL 538      
918-322 7 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2014-07-12   
918-322 8 TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2018-04-25   
918-322 9 TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2015-07-09   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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