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: 915 [Rate centres in NPA 915] [Dial plan for NPA 915]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
915-231 A El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 0 El Paso TX ELPSTXMAX3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 540      
915-231 1 El Paso TX ELPUTXAYUMD  7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-231 2 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 3 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 4 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 5 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 6 El Paso TX ELPSTXMAX1Y  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 540      
915-231 7 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      
915-231 8 El Paso TX ELPSTXMAX3Y  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 540      
915-231 9 El Paso TX ELPSTXNODS0  9533 SOUTHWESTERN BELL 540      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.