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: AUSTTXWADS0

Remotes:

Switch Switch name Switch type
ELGNTXELDS0  Elgin  EXM 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-223 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-228 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-228 3 Austin TX 9533 SOUTHWESTERN BELL 558   2001-08-27   
512-228 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-276 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-276 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-276 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-276 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-276 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-674 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-919 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-926 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-927 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-928 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-929 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-933 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-934 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-934 9 Austin TX 9533 SOUTHWESTERN BELL 558      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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