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.

Tomball EMS, TX

<< 1 2

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-698 7   903C ONVOY, LLC - TX 560   2007-08-19   
832-698 8   903C ONVOY, LLC - TX 560   2008-02-10   
832-698 9 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2010-06-24   

<< 1 2

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.