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.

Switch: AUSUTX78DS0

<< 1 2 3 4 5 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-590 7 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2006-08-11   
512-590 8 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2006-08-11   
512-592 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2007-11-05   
512-592 7 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2007-11-05   
512-593 4 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2013-05-29   
512-605 A Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-605 2 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-03-23   
512-605 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-03-23   
512-605 4 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-03-23   
512-605 5 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2012-03-23   
512-628 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-02-10   
512-628 6 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-02-10   
512-628 9 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-02-10   
512-629 4 Bastrop TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2007-09-15   
512-645 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2014-10-28   
512-650 1 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-02-07   
512-650 2 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2008-02-07   
512-651 A Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 A Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 0 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 1 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 2 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 4 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 5 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 6 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2007-10-24   
512-652 7 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-652 9 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-672 6 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-08-04   
512-672 7 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-08-04   
512-672 8 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-08-04   
512-676 5 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2014-01-05   
512-687 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-05-23   
512-687 5 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2005-05-23   
512-690 2 Leander TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-09-20   
512-692 A Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 0 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 1 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 2 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 3 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-10-05   
512-692 4 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 5 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-10-05   
512-692 6 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-10-05   
512-692 7 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-10-05   
512-692 8 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558      
512-692 9 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2003-10-05   
512-697 2 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2004-07-23   
512-697 4 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2004-07-23   
512-697 8 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2004-07-23   
512-697 9 Austin TX 7249 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX 558   2004-07-23   

<< 1 2 3 4 5 >>

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.