Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 539 [Rate centres in NPA 539] [Dial plan for NPA 539]

NXX: 284

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
539-284 A Checotah OK TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538      
539-284 0 Checotah OK TULSOKTBXFY  119F BANDWIDTH.COM CLEC, LLC - OK 538   2022-05-26   
539-284 2 Checotah OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2023-06-26   
539-284 8 Checotah OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2023-10-27   
539-284 9 Checotah OK TULSOKTBXHY  409F ONVOY, LLC - OK 538   2023-10-27   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.