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: 214 [Rate centres in NPA 214] [Dial plan for NPA 214]

NXX: 452

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-452 A Dallas TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
214-452 0 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 1 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 2 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 3 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 4 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 5 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-452 7 Dallas TX   8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
214-452 8 Dallas TX   145J TERRA NOVA TELECOM INC. 552      
214-452 9 Dallas TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.