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.

NPA: 713 [Rate centres in NPA 713] [Dial plan for NPA 713]

NXX: 918

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
713-918 A Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 0 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 1 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 2 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 3 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 4 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 5 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 6 Houston TX HSTNTXYADS5  903C ONVOY, LLC - TX 560      
713-918 7 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 8 Houston TX HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560      
713-918 9 Houston TX HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.