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: SMVLTXSMRS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
512-237 A Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 2 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 3 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 4 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 5 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 6 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-237 9 Smithville TX 9533 SOUTHWESTERN BELL 558      
512-360 A Smithville EMS TX 9533 SOUTHWESTERN BELL 558      
512-360 1 Smithville EMS TX 9533 SOUTHWESTERN BELL 558      
512-360 2 Smithville EMS TX 9533 SOUTHWESTERN BELL 558      
512-360 3 Smithville EMS TX 9533 SOUTHWESTERN BELL 558      
512-360 4 Smithville EMS TX 9533 SOUTHWESTERN BELL 558      
512-360 5 Smithville EMS TX 9533 SOUTHWESTERN BELL 558      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.