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: 891

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-891 A Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-891 0 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552      
972-891 1 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552      
972-891 2 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552      
972-891 3 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-891 4 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552      
972-891 5 Irving TX DLLTTX01DMD  5562 METROPCS, INC. 552      
972-891 6 Irving TX DLLSTXNODS0  7726 SOUTHWESTERN BELL TELEPHONE COMPANY - TX 552      
972-891 7 Irving TX DLLSTXJFPS1  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552      
972-891 8 Irving TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
972-891 9 Irving TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.