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.

De Soto, TX

<< 1 2 3

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
972-748 8 DLLTTX01HMD  5562 METROPCS, INC. 552   2006-08-21   
972-748 9 DLLTTX01HMD  5562 METROPCS, INC. 552   2006-08-21   
972-920 A   903C ONVOY, LLC - TX 552      
972-920 0   903C ONVOY, LLC - TX 552      
972-920 1   903C ONVOY, LLC - TX 552      
972-920 2   903C ONVOY, LLC - TX 552      
972-920 3 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-14   
972-920 4   903C ONVOY, LLC - TX 552      
972-920 5 RCSNTXHVBMD  516C AT&T CORP. 552   2011-03-03   
972-920 6 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-10-28   
972-920 7   903C ONVOY, LLC - TX 552      
972-920 8   903C ONVOY, LLC - TX 552      
972-920 9 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2023-07-06   

<< 1 2 3

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.