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: 337

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-337 A Ramona OK TULSOKTBX6Z  508J CENTURYLINK COMMUNICATIONS, LLC 538      
539-337 0 Ramona OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-01-31   
539-337 1 Ramona OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-03-12   
539-337 2 Ramona OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-04-21   
539-337 3 Ramona OK   409F ONVOY, LLC - OK 538   2020-10-29   
539-337 4 Ramona OK   409F ONVOY, LLC - OK 538   2021-03-04   
539-337 5 Ramona OK   409F ONVOY, LLC - OK 538   2021-03-04   
539-337 7 Ramona OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-06-08   
539-337 8 Ramona OK   624H ONVOY SPECTRUM, LLC 538   2025-01-23   
539-337 9 Ramona OK   119F BANDWIDTH.COM CLEC, LLC - OK 538   2020-03-12   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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