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: 409 [Rate centres in NPA 409] [Dial plan for NPA 409]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
409-440 A Hitchcock-Santa Fe TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
409-440 0 Hitchcock-Santa Fe TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
409-440 1 Hitchcock-Santa Fe TX HSTNTXCLX5Y  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 560      
409-440 2 Hitchcock-Santa Fe TX HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2015-06-15   
409-440 3 Hitchcock-Santa Fe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2011-07-16   
409-440 4 Hitchcock-Santa Fe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2003-03-24   
409-440 5 Hitchcock-Santa Fe TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2014-11-28   
409-440 6 Hitchcock-Santa Fe TX HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2014-11-28   
409-440 7 Hitchcock-Santa Fe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2005-05-01   
409-440 8 Hitchcock-Santa Fe TX HSTNTXMOX7X  318J COMCAST IP PHONE, LLC 560   2010-09-12   
409-440 9 Hitchcock-Santa Fe TX HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2006-04-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.