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.

OCN: 184H T2 COMMUNICATIONS L.L.C. - TX

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
214-238 A Dallas TX DLLSTX97DSV  552      
214-238 1 Dallas TX DLLSTX97DSV  552      

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.