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: HSTNTXMCDS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
832-733 6 Houston TX 9533 SOUTHWESTERN BELL 560      
832-733 7 Houston TX 9533 SOUTHWESTERN BELL 560      
832-733 8 Houston TX 9533 SOUTHWESTERN BELL 560      
832-733 9 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 0 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 1 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 2 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 3 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 4 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 5 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 6 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 7 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 8 Houston TX 9533 SOUTHWESTERN BELL 560      
832-750 9 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 0 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 1 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 2 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 3 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 4 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 5 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 6 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 7 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 8 Houston TX 9533 SOUTHWESTERN BELL 560      
832-751 9 Houston TX 9533 SOUTHWESTERN BELL 560      
832-822 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-824 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-825 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-826 A Houston TX 9533 SOUTHWESTERN BELL 560      
832-828 A Houston TX 9533 SOUTHWESTERN BELL 560      

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

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