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: AUSTTXHODS0

Remotes:

Switch Switch name Switch type
AUSTTXCVRS1  AUSTIN  ORM 
AUSTTXLTRS0  Lake Travis  5ER 
AUSTTXMCRS1  AUSTIN  ORM 
AUSTTXTWRS1  AUSTIN  ORM 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-380 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-380 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-380 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-406 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-407 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-419 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-420 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-421 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-450 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-450 0 Austin TX 9533 SOUTHWESTERN BELL 558      
512-450 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-450 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-450 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-451 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-452 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-453 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-454 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 1 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 2 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 3 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 4 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 5 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 6 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 7 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 8 Austin TX 9533 SOUTHWESTERN BELL 558      
512-458 9 Austin TX 9533 SOUTHWESTERN BELL 558      
512-459 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-465 A Austin TX 9533 SOUTHWESTERN BELL 558      

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Last updated: Tue, 15 Nov 2022 00:10:00 UTC

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