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: 654

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
512-654 A Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558      
512-654 0 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 1 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 2 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 3 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 4 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 5 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 6 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 7 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 8 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   
512-654 9 Austin TX AUSTTXHODS0  9533 SOUTHWESTERN BELL 558   2012-05-11   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.