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: HSTNTXSUDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
713-243 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-260 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-266 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-267 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-268 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-273 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-278 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-334 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-339 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-361 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-430 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-435 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-458 9 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-532 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-536 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-587 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-689 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-706 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-735 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-780 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-781 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-782 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-783 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-784 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-785 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-787 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-788 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-789 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-808 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-808 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-808 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-808 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-808 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-878 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-878 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-878 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-914 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-917 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-918 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-918 0 Houston TX 9533 SOUTHWESTERN BELL 560      

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

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