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

Region: TX

OCN: 145J TERRA NOVA TELECOM INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
214-203 2 Cedar Hill TX   552   2025-10-17   
214-241 7 Ennis TX DLLSTX97X6X  552   2024-08-29   
214-397 6 Dallas TX   552   2021-09-28   
214-399 2 Waxahachie TX DLLSTX97X6X  552   2024-10-16   
214-440 4 Plano TX   552   2021-05-16   
214-452 8 Dallas TX DLLSTX97X6X  552   2024-06-27   
214-637 5 Dallas TX   552   2025-02-14   
214-817 5 Midlothian TX   552   2021-01-30   
214-975 4 Frisco TX   552   2025-11-10   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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