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: 412

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-412 A Bastrop TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558      
512-412 0 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2012-05-04   
512-412 1 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2012-11-27   
512-412 2 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2012-11-27   
512-412 3 Bastrop TX AUSTTXGR03Z  903C ONVOY, LLC - TX 558   2011-11-02   
512-412 4 Bastrop TX AUSWTXGX0MD  5562 METROPCS, INC. 558   2018-01-18   
512-412 5 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2013-05-16   
512-412 6 Bastrop TX AUSTTXGR25Z  516C AT&T CORP. 558   2009-10-28   
512-412 7 Bastrop TX AUSTTXGR09Z  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 558   2009-03-06   
512-412 8 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2013-05-16   
512-412 9 Bastrop TX AUSWTXGX6MD  6529 T-MOBILE USA, INC. 558   2013-05-16   

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.