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-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
620-289 A Tyro KS TYROKSXARS0  532      
620-346 A Elgin KS ELGNKSXARS0  532      
620-485 A Liberty KS LBRTKSXARS0  532      
620-565 A Hewins KS HWNSKSXARS0  532      
620-627 A Elk City KS EKCYKSXARS0  532      
620-673 A Havana KS HAVNKSXADS0  532      
918-275 A Talala OK TALLOKXARS1  538      
918-349 A South Elgin OK ELGNKSXARS0  532      
918-468 A Lenapah OK LNPHOKXARS1  538      
918-531 A Wann OK WANNOKXARS1  538      
918-535 A Ochelata OK OCHLOKXADS0  538      
918-545 A Oglesby OK OGLSOKXARS1  538      
918-566 A South Hewins OK HWNSKSXARS0  532      
918-648 A Burbank OK BRBNOKXARS1  538      

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.