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]

NXX: 357

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-357 A Forney TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-357 0 Forney TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
972-357 1 Forney TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
972-357 2 Forney TX DLLSTXHW6MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 552      
972-357 3 Forney TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-357 4 Forney TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
972-357 5 Forney TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
972-357 6 Forney TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
972-357 7 Forney TX RCSNTXHVBMD  516C AT&T CORP. 552      
972-357 8 Forney TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
972-357 9 Forney TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.