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: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-328 A Colcord OK FYVLARATRMD  5257 LEVEL 3 COMMUNICATIONS, LLC - OK 526      
539-328 0 Colcord OK   409F ONVOY, LLC - OK 526   2021-04-26   
539-328 1 Colcord OK   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 526   2024-06-14   
539-328 2 Colcord OK   5257 LEVEL 3 COMMUNICATIONS, LLC - OK 526   2017-06-08   
539-328 3 Colcord OK   409F ONVOY, LLC - OK 526   2018-11-05   
539-328 4 Colcord OK   409F ONVOY, LLC - OK 526   2020-07-12   
539-328 5 Colcord OK   409F ONVOY, LLC - OK 526   2020-07-12   
539-328 6 Colcord OK   409F ONVOY, LLC - OK 526   2021-05-28   
539-328 7 Colcord OK   409F ONVOY, LLC - OK 526   2020-12-25   
539-328 8 Colcord OK   409F ONVOY, LLC - OK 526   2020-12-25   
539-328 9 Colcord OK   073H TELNYX LLC 526   2022-08-13   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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