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: AUSTTXFIDS0

Remotes:

Switch Switch name Switch type
AUSTTXCFRS0  AUSTIN  ORM 
AUSTTXFARS1  AUSTIN  ORM 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-231 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-241 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-242 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-338 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-340 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-342 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-343 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-344 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-345 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-346 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-349 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-372 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-418 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-425 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-427 A Austin TX 9533 SOUTHWESTERN BELL 558      

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Last updated: Fri, 13 May 2022 22:16:13 UTC

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