Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: AUSTTXRRDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-218 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-238 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-244 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-246 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-248 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-255 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-283 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-310 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-341 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-388 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-671 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-716 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-733 A Austin TX 9533 SOUTHWESTERN BELL 558      
512-828 A Austin TX 9533 SOUTHWESTERN BELL 558      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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