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.

Humble, TX

<< 1 2 3 4 5 6 7 8 9

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-777 5   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2013-03-11   
832-777 6   318J COMCAST IP PHONE, LLC 560   2013-04-12   
832-777 7   004F BANDWIDTH.COM CLEC, LLC - TX 560   2013-06-13   
832-777 8   5562 METROPCS, INC. 560   2012-12-21   
832-777 9   5562 METROPCS, INC. 560   2012-12-21   
832-979 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-979 0   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 1   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 2   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 3   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 4   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 5   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 6   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 7   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 8   903C ONVOY, LLC - TX 560   2022-07-04   
832-979 9   903C ONVOY, LLC - TX 560   2022-07-04   
832-995 A HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560      
832-995 0   004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-12-25   
832-995 1   004F BANDWIDTH.COM CLEC, LLC - TX 560   2014-12-25   
832-995 2   004F BANDWIDTH.COM CLEC, LLC - TX 560   2015-02-14   
832-995 3   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   
832-995 4   7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2015-05-18   
832-995 5   318J COMCAST IP PHONE, LLC 560   2014-08-18   
832-995 6   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   
832-995 7   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   
832-995 8   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   
832-995 9   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-07-24   

<< 1 2 3 4 5 6 7 8 9

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.