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: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-308 A Fairfax OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2024-12-27   
539-308 0 Fairfax OK   624H ONVOY SPECTRUM, LLC 538   2025-01-30   
539-308 2 Fairfax OK TULSOKTBXKZ  318J COMCAST IP PHONE, LLC 538   2024-12-27   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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