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: AUSTTXGR25Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-229 4 Elgin TX 516C AT&T CORP. 558      
512-305 A Austin TX 516C AT&T CORP. 558      
512-305 3 Austin TX 516C AT&T CORP. 558      
512-337 A Leander TX 516C AT&T CORP. 558      
512-337 5 Leander TX 516C AT&T CORP. 558      
512-337 7 Leander TX 516C AT&T CORP. 558      
512-352 0 Taylor TX 516C AT&T CORP. 558      
512-362 8 Austin TX 516C AT&T CORP. 558      
512-368 5 Austin TX 516C AT&T CORP. 558      
512-412 6 Bastrop TX 516C AT&T CORP. 558      
512-518 3 Austin TX 516C AT&T CORP. 558      
512-520 4 Austin TX 516C AT&T CORP. 558      
512-520 5 Austin TX 516C AT&T CORP. 558      
512-543 5 Rockdale TX 516C AT&T CORP. 558      
512-551 2 Austin TX 516C AT&T CORP. 558      
512-551 3 Austin TX 516C AT&T CORP. 558      
512-551 8 Austin TX 516C AT&T CORP. 558      
512-551 9 Austin TX 516C AT&T CORP. 558      
512-564 5 Lampasas TX 516C AT&T CORP. 558      
512-575 A Smithville TX 516C AT&T CORP. 558      
512-575 7 Smithville TX 516C AT&T CORP. 558      
512-645 0 Austin TX 516C AT&T CORP. 558      
512-647 3 Austin TX 516C AT&T CORP. 558      
512-647 5 Austin TX 516C AT&T CORP. 558      
512-666 5 Austin TX 516C AT&T CORP. 558      
512-668 3 Lockhart TX 516C AT&T CORP. 558      
512-712 4 Austin TX 516C AT&T CORP. 558      
512-712 5 Austin TX 516C AT&T CORP. 558      
512-714 A Adamsville TX 516C AT&T CORP. 558      
512-714 7 Adamsville TX 516C AT&T CORP. 558      
512-761 3 Austin TX 516C AT&T CORP. 558      
512-761 4 Austin TX 516C AT&T CORP. 558      
512-770 6 Austin TX 516C AT&T CORP. 558      
512-778 4 Liberty Hill TX 516C AT&T CORP. 558      
512-792 9 Austin TX 516C AT&T CORP. 558      
512-838 6 Austin TX 516C AT&T CORP. 558      
512-840 0 Austin TX 516C AT&T CORP. 558      
512-840 1 Austin TX 516C AT&T CORP. 558      
512-861 5 Austin TX 516C AT&T CORP. 558      
512-953 5 Austin TX 516C AT&T CORP. 558      
737-203 5 Austin TX 516C AT&T CORP. 558      
737-209 8 Austin TX 516C AT&T CORP. 558      
737-209 9 Austin TX 516C AT&T CORP. 558      
737-226 0 Austin TX 516C AT&T CORP. 558      
737-703 5 Austin TX 516C AT&T CORP. 558      
737-757 2 Leander TX 516C AT&T CORP. 558      
737-777 3 Leander TX 516C AT&T CORP. 558      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.