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.

OCN: 7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
512-225 2 Austin TX AUSWTXSZDS2  558      
512-225 3 Austin TX AUSWTXSZDS2  558      
512-225 5 Austin TX AUSWTXSZDS2  558      
512-225 6 Austin TX AUSWTXSZDS2  558      
512-225 7 Austin TX AUSWTXSZDS2  558   2000-09-25   
512-225 8 Austin TX AUSWTXSZDS2  558   2004-03-29   
512-225 9 Austin TX AUSWTXSZDS2  558      
512-275 2 Austin TX AUSWTXSZDS2  558   2001-05-15   
512-275 5 Austin TX AUSWTXSZDS2  558   2001-05-15   
512-275 7 Austin TX AUSWTXSZDS2  558   2004-01-13   
512-275 8 Austin TX AUSWTXSZDS2  558   2001-05-15   
512-279 A Austin TX AUSWTXSZDS2  558      
512-309 2 Taylor TX AUSWTXSZDS2  558   2014-02-27   
512-312 3 Buda PPCP TX AUSWTXSZDS2  558   2003-12-27   
512-313 A Austin TX AUSWTXSZDS2  558      
512-313 0 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 1 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 2 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 3 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 4 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 5 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 6 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 7 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 8 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-313 9 Austin TX AUSWTXSZDS2  558   2007-02-18   
512-334 A Austin TX AUSWTXSZDS2  558      
512-334 0 Austin TX AUSWTXSZDS2  558      
512-334 1 Austin TX AUSWTXSZDS2  558   2000-09-25   
512-334 2 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-334 3 Austin TX AUSWTXSZDS2  558   2004-05-15   
512-334 4 Austin TX AUSWTXSZDS2  558   2000-09-25   
512-334 5 Austin TX AUSWTXSZDS2  558      
512-334 6 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-334 7 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-334 8 Austin TX AUSWTXSZDS2  558   2002-07-02   
512-382 8 Austin TX AUSWTXSZDS2  558   2005-06-11   
512-439 A Austin TX AUSWTXSZDS2  558      
512-439 0 Austin TX AUSWTXSZDS2  558      
512-439 1 Austin TX AUSWTXSZDS2  558   2000-09-25   
512-439 2 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-439 3 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-439 4 Austin TX AUSWTXSZDS2  558   2004-05-15   
512-439 5 Austin TX AUSWTXSZDS2  558      
512-439 6 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-439 7 Austin TX AUSWTXSZDS2  558   2000-08-01   
512-439 8 Austin TX AUSWTXSZDS2  558   2005-02-25   
512-450 5 Austin TX AUSWTXSZDS2  558   2005-09-23   
512-450 6 Austin TX AUSWTXSZDS2  558   2005-09-23   
512-456 1 Leander TX AUSWTXSZDS2  558      
512-456 2 Leander TX AUSWTXSZDS2  558   2003-12-28   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.