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: 628

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-628 A Dallas TX   903C ONVOY, LLC - TX 552   2025-01-10   
214-628 0 Dallas TX   903C ONVOY, LLC - TX 552      
214-628 1 Dallas TX   903C ONVOY, LLC - TX 552      
214-628 2 Dallas TX   903C ONVOY, LLC - TX 552      
214-628 4 Dallas TX   903C ONVOY, LLC - TX 552      
214-628 6 Dallas TX   903C ONVOY, LLC - TX 552      
214-628 7 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
214-628 8 Dallas TX DLLSTXALDS4  903C ONVOY, LLC - TX 552      
214-628 9 Dallas TX DLLSTX97DS8  8833 LOGIX COMMUNICATIONS CORPORATION - TX 552      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.