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: 207

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-207 A Chelsea OK TULSOKTBX8Y  530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538      
539-207 0 Chelsea OK   409F ONVOY, LLC - OK 538   2021-09-11   
539-207 1 Chelsea OK   409F ONVOY, LLC - OK 538   2021-09-11   
539-207 2 Chelsea OK   409F ONVOY, LLC - OK 538   2020-07-13   
539-207 3 Chelsea OK   409F ONVOY, LLC - OK 538   2020-07-13   
539-207 4 Chelsea OK   409F ONVOY, LLC - OK 538   2021-03-04   
539-207 5 Chelsea OK   409F ONVOY, LLC - OK 538   2021-03-04   
539-207 6 Chelsea OK   530C TELEPORT COMMUNICATIONS AMERICA OK - LLC 538   2017-01-09   
539-207 7 Chelsea OK   508J CENTURYLINK COMMUNICATIONS, LLC 538   2017-02-16   
539-207 9 Chelsea OK   073H TELNYX LLC 538   2019-01-21   

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

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