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.

NPA: 972 [Rate centres in NPA 972] [Dial plan for NPA 972]

Block: A

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-251 A Irving EMS TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-252 A Irving TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-253 A Irving TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-254 A Irving TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-255 A Irving TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-256 A Irving EMS TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-257 A Irving TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-258 A Irving TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-259 A Irving TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-260 A Grand Prairie EMS TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-261 A Irving EMS TX IRNGTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-262 A Grand Prairie TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-263 A Grand Prairie EMS TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-264 A Grand Prairie TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-265 A Plano TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552      
972-266 A Grand Prairie TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-267 A Dallas TX DLLSTXREDS0  9533 SOUTHWESTERN BELL 552      
972-268 A Waxahachie TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-269 A Grand Prairie EMS TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-270 A Dallas TX DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-271 A Plano TX GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-272 A Plano TX GRLDTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-273 A Irving TX IRNGTXXBDS1  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-274 A De Soto TX DLLSTXDSDS0  9533 SOUTHWESTERN BELL 552      
972-275 A Dallas TX DLLSTXLNDS0  9533 SOUTHWESTERN BELL 552      
972-276 A Plano TX GRLDTXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-277 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-278 A Plano TX GRLDTXXBDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-279 A Dallas TX DLLSTXNMDS0  9533 SOUTHWESTERN BELL 552      
972-280 A Dallas TX DLLSTXFBDS0  9533 SOUTHWESTERN BELL 552      
972-281 A Irving TX IRNGTXXEDS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-282 A Grand Prairie TX DLLSTXGPRPA  9533 SOUTHWESTERN BELL 552      
972-283 A Dallas TX DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-284 A Dallas TX DLLSTXMSDS0  9533 SOUTHWESTERN BELL 552      
972-285 A Dallas TX DLLSTXMSDS0  9533 SOUTHWESTERN BELL 552      
972-286 A Dallas TX DLLSTXRYDS0  9533 SOUTHWESTERN BELL 552      
972-287 A Seagoville TX DLLSTXSEDS0  9533 SOUTHWESTERN BELL 552      
972-288 A Dallas TX DLLSTXMSDS0  9533 SOUTHWESTERN BELL 552      
972-289 A Dallas TX DLLSTXMSDS0  9533 SOUTHWESTERN BELL 552      
972-290 A Dallas TX DLLSTXMSDS0  9533 SOUTHWESTERN BELL 552      
972-291 A Cedar Hill TX DLLSTXCHDS0  9533 SOUTHWESTERN BELL 552      
972-292 A Frisco EACS TX FRSCTXWERS0  9533 SOUTHWESTERN BELL 552      
972-293 A Cedar Hill TX DLLSTXCHDS0  9533 SOUTHWESTERN BELL 552      
972-294 A Frisco EACS TX FRSCTXWERS0  9533 SOUTHWESTERN BELL 552      
972-295 A Plano TX WYLITXXADS0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
972-296 A Dallas TX DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-297 A Grand Prairie TX DLLSTX64XFX  6630 USA MOBILITY WIRELESS, INC. 552      
972-298 A Dallas TX DLLSTXDVDS0  9533 SOUTHWESTERN BELL 552      
972-299 A Cedar Hill EMS TX DLLSTXCHDS0  9533 SOUTHWESTERN BELL 552      
972-300 A Carrollton TX FRSCTXBJPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 552      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.