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: 915 [Rate centres in NPA 915] [Dial plan for NPA 915]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
915-440 A Clint TX ELPSTXMAX5X  7421 AT&T - LOCAL 540      
915-440 0 Clint TX ELPSTXEY3MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 540   2005-02-08   
915-440 1 Clint TX ELPSTXMAX4Y  903C ONVOY, LLC - TX 540   2019-04-09   
915-440 2 Clint TX ELPSTXEY3MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 540   2006-08-22   
915-440 3 Clint TX ELPSTXMAX4Y  903C ONVOY, LLC - TX 540   2013-11-12   
915-440 4 Clint TX ELPSTXEY3MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 540   2004-05-20   
915-440 5 Clint TX ELPSTXMAXVX  327E YMAX COMMUNICATIONS CORP. - TX 540   2008-06-07   
915-440 6 Clint TX ELPSTXMAXZX  004F BANDWIDTH.COM CLEC, LLC - TX 540   2020-11-30   
915-440 7 Clint TX ELPSTXMAXVX  327E YMAX COMMUNICATIONS CORP. - TX 540   2008-06-07   
915-440 8 Clint TX ELPSTXMAXVX  327E YMAX COMMUNICATIONS CORP. - TX 540   2008-06-07   
915-440 9 Clint TX ELPSTXMAX5X  7421 AT&T - LOCAL 540      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.