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: 936 [Rate centres in NPA 936] [Dial plan for NPA 936]

NXX: 391

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
936-391 A Liberty TX   6701 AERIAL COMMUNICATIONS, INC. 560      
936-391 0 Liberty TX   6701 AERIAL COMMUNICATIONS, INC. 560      
936-391 1 Liberty TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2010-02-23   
936-391 2 Liberty TX HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2013-04-14   
936-391 3 Liberty TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2008-10-06   
936-391 4 Liberty TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-06-24   
936-391 5 Liberty TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2004-04-23   
936-391 6 Liberty TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2015-03-28   
936-391 7 Liberty TX HSTDTXBG9MD  6701 AERIAL COMMUNICATIONS, INC. 560   2022-02-11   
936-391 8 Liberty TX HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2009-02-23   
936-391 9 Liberty TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2008-11-21   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.