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: HSTNTXFADS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-560 6 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-277 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-329 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-359 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-396 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-428 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-460 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-462 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-466 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-469 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-538 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-538 9 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-561 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-690 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-701 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-726 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-744 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-849 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-856 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-895 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-896 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-934 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-937 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-939 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-983 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
713-996 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-243 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-243 0 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-243 9 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-288 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-288 9 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-467 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 1 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 2 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 4 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 5 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 6 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 7 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-590 8 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-782 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-782 1 Houston TX 9533 SOUTHWESTERN BELL 560      
832-782 5 Houston TX 9533 SOUTHWESTERN BELL 560      
832-782 6 Houston TX 9533 SOUTHWESTERN BELL 560      
832-955 A Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-955 0 Houston Suburban TX 9533 SOUTHWESTERN BELL 560      
832-975 6 Houston TX 9533 SOUTHWESTERN BELL 560      
832-991 4 Houston TX 9533 SOUTHWESTERN BELL 560      

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

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