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: AUSTTXGRDS5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-226 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-232 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-236 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-315 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-320 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-322 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-370 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-390 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-391 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-397 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-403 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-404 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-414 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-457 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-469 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-471 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-472 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-473 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-474 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-476 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-477 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-478 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-479 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-480 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-481 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-482 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-494 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-495 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-499 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-505 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-536 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-542 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-578 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-609 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-702 A Austin TX 6901 AIR & WIRE NETWORK COMM INC, DBA IN-TOUCH COMM 558      
512-703 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-708 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-841 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-854 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-860 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-867 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-870 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-907 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-941 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-972 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-974 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-978 A Austin TX 9533 SOUTHWESTERN BELL 558      
737-471 A Austin TX 9533 SOUTHWESTERN BELL 558      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.