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: HSTNTXJADS1

Remotes:

Switch Switch name Switch type
PRVWTXPRRS0  PRARIE VIEW  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-466 A Spring EMS TX 9533 SOUTHWESTERN BELL 560      
281-466 0 Spring EMS TX 9533 SOUTHWESTERN BELL 560      
713-214 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-257 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-257 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-257 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-313 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 A Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 0 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 1 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 2 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 3 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 4 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 5 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 6 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 7 Houston TX 9533 SOUTHWESTERN BELL 560      
713-387 8 Houston TX 9533 SOUTHWESTERN BELL 560      
713-638 A Houston TX 9533 SOUTHWESTERN BELL 560      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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