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: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-978 A Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 0 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 1 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 2 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 3 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 4 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 5 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 6 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 7 Dallas TX DLLTTX01DMD  5562 METROPCS, INC. 552      
214-978 8 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      
214-978 9 Dallas TX DLLSTXRODS0  9533 SOUTHWESTERN BELL 552      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.