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: 472

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-472 A Frisco TX   903C ONVOY, LLC - TX 552      
214-472 0 Frisco TX   903C ONVOY, LLC - TX 552   2025-11-08   
214-472 1 Frisco TX   004F BANDWIDTH.COM CLEC, LLC - TX 552   2025-12-08   
214-472 2 Frisco TX   903C ONVOY, LLC - TX 552      
214-472 3 Frisco TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 552   2026-03-15   
214-472 4 Frisco TX   903C ONVOY, LLC - TX 552      
214-472 5 Frisco TX   903C ONVOY, LLC - TX 552      
214-472 6 Frisco TX   903C ONVOY, LLC - TX 552      
214-472 7 Frisco TX   903C ONVOY, LLC - TX 552   2026-01-04   
214-472 8 Frisco TX   903C ONVOY, LLC - TX 552   2026-01-04   
214-472 9 Frisco TX   883K AHOI LLC 552   2025-12-17   

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.