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: DLLSTXTLDS8

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-677 A Grand Prairie TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-526 A Cedar Hill EMS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-547 A Dallas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
469-643 A De Soto TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-315 A Euless TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-375 A Arlington TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-605 A Roanoke EMS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-606 A Roanoke EMS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-707 A Fort Worth TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
682-757 A Atlas TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-567 A Roanoke EMS TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-722 A Grapevine TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-770 A North Richland Hills TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-775 A Kennedale TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-779 A Mansfield TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-799 A Euless TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-840 A Fort Worth TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-880 A Glendale TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-987 A Arlington TX 7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.