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.

Groom, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
806-248 A GROMTXXARS0  1163 VALOR TELECOMM TX, LP-TX #1 DBA WINDSTREAM COMM SW 546      
806-526 A AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546      
806-526 7 AMRLTX02X4Y  508J CENTURYLINK COMMUNICATIONS, LLC 546      
806-820 A MMPHTXXA2MD  0132 AMA COMM., LLC DBA AMA*TECHTEL COMMUNICATIONS-TX 546      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.