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: 512 [Rate centres in NPA 512] [Dial plan for NPA 512]

NXX: 607

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-607 A Dripping Springs TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-607 0 Dripping Springs TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-607 1 Dripping Springs TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-607 2 Dripping Springs TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-607 3 Dripping Springs TX AUSWTXSZDS2  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 558   2004-11-12   
512-607 4 Dripping Springs TX AUSYTXFC1MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-09-03   
512-607 5 Dripping Springs TX AUSYTXFC0MD  004F BANDWIDTH.COM CLEC, LLC - TX 558   2010-10-28   
512-607 6 Dripping Springs TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2005-09-30   
512-607 7 Dripping Springs TX AUSTTXUH5MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 558   2011-04-21   
512-607 8 Dripping Springs TX AUSUTXYYPS0  7670 GRANDE COMMUNICATIONS NETWORKS, INC. - TX 558      
512-607 9 Dripping Springs TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2016-03-11   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.