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.

Switch: TULSOK35X7X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
539-249 A Sallisaw OK 073H TELNYX LLC 538      
539-249 0 Sallisaw OK 073H TELNYX LLC 538   2021-08-14   
539-282 1 Owasso OK 073H TELNYX LLC 538   2022-04-07   
918-412 0 Bokoshe OK 073H TELNYX LLC 538   2022-05-05   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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