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: ELPSTXHA4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
915-286 8 Clint TX 939H COMMIO LLC 540   2021-10-03   
915-286 9 Clint TX 939H COMMIO LLC 540   2021-10-03   
915-505 A El Paso TX 939H COMMIO LLC 540   2021-06-11   
915-505 5 El Paso TX 939H COMMIO LLC 540   2021-06-11   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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