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: DLLBTXPVDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-459 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
214-765 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-221 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-276 A Irving TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-293 A Lewisville TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-296 A Prosper TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-366 A Plano TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-587 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-656 A Allen EACS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-675 A Allen EACS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-808 A Plano TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-505 A Arlington TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-508 A Euless TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-806 A Fort Worth TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-859 A Roanoke TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-893 A North Richland Hills TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-202 A Plano TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-236 A Carrollton TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-587 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-619 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-629 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-677 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-764 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-809 A Grand Prairie TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-819 A Irving TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
972-987 A Frisco TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.