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: ELPUTXAYUMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
915-212 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-218 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-225 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-242 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-298 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-331 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-356 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-569 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-741 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-742 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-744 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-773 A El Paso TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      
915-792 A Vinton TX 7263 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 540      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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