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: FRSCTXBJ4MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-300 A Irving TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-419 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-474 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-519 A Irving EMS TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-541 A Irving EMS TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
214-699 A Dallas Fort Worth Airport TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-486 A Grapevine TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-544 A Grapevine EMS TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
817-809 A Grapevine TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-212 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-215 A Irving TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-300 A Carrollton TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-384 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-410 A Lewisville TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-553 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-826 A Plano TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      
972-899 A Lewisville TX 7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.