Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 539 [Rate centres in NPA 539] [Dial plan for NPA 539]

NXX: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-500 A Kiefer OK TULSOKTBXHY  409F ONVOY, LLC - OK 538      
539-500 1 Kiefer OK TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-05-19   
539-500 2 Kiefer OK TULSOKTBXRZ  073H TELNYX LLC 538   2020-06-18   
539-500 3 Kiefer OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
539-500 4 Kiefer OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2020-07-13   
539-500 5 Kiefer OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
539-500 6 Kiefer OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2021-03-04   
539-500 9 Kiefer OK TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-09-12   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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