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: 832 [Rate centres in NPA 832] [Dial plan for NPA 832]

NXX: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
832-310 A Houston Suburban TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
832-310 0 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-11-24   
832-310 1 Houston Suburban TX HSTNTXYADS5  903C ONVOY, LLC - TX 560   2007-06-16   
832-310 2 Houston Suburban TX HSTOTX42DS2  7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2004-09-20   
832-310 3 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-12-06   
832-310 4 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-01-20   
832-310 5 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2009-01-17   
832-310 6 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-01-20   
832-310 7 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2010-01-20   
832-310 8 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-11-24   
832-310 9 Houston Suburban TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2008-11-24   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.