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: SABNTXXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
830-230 A Sabina EMS TX 2083 GUADALUPE VALLEY TELEPHONE COOPERATIVE, INC. 566      
830-537 A Sabina TX 2083 GUADALUPE VALLEY TELEPHONE COOPERATIVE, INC. 566      

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.