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: 360

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
972-360 A Carrollton TX IRNGTXXCLMD  7421 AT&T LOCAL 552      
972-360 0 Carrollton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2019-06-06   
972-360 1 Carrollton TX IRNGTXXCLMD  7421 AT&T LOCAL 552      
972-360 2 Carrollton TX IRNGTXXCLMD  7421 AT&T LOCAL 552      
972-360 3 Carrollton TX DLLSTXSQDS2  8958 XO TEXAS, INC. 552   2010-05-01   
972-360 4 Carrollton TX DLLBTXPVDS0  7148 TELEPORT COMMUNICATIONS GROUP - DALLAS 552   2008-07-25   
972-360 5 Carrollton TX IRNGTXXCLMD  7421 AT&T LOCAL 552      
972-360 6 Carrollton TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2009-01-21   
972-360 7 Carrollton TX DLLSTXSQDS4  327E YMAX COMMUNICATIONS CORP. - TX 552   2009-01-21   
972-360 8 Carrollton TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-03-11   
972-360 9 Carrollton TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-08-29   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.