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]

Region: TX

OCN: 318C CEBRIDGE TELECOM TX , L.P. - TX

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
214-242 A Dallas TX DLLSTXRIXYY  552      
214-242 7 Dallas TX   552   2004-06-10   
214-272 1 Dallas TX   552   2008-03-31   
214-304 A Rockwall TX DLLSTXRIXYY  552      
214-304 3 Rockwall TX   552   2014-03-29   
214-305 A Prosper TX DLLSTXRIXYY  552      
214-305 3 Prosper TX   552   2014-03-29   
214-305 4 Prosper TX   552   2014-03-29   
214-307 A McKinney TX DLLSTXRIXYY  552      
214-307 3 McKinney TX   552   2014-03-29   
214-308 A Frisco TX DLLSTXRIXYY  552      
214-308 3 Frisco TX   552   2014-03-29   
214-308 4 Frisco TX   552   2014-03-29   
214-407 6 Frisco EACS TX   552   2007-06-12   
214-506 A Seagoville TX DLLSTXRIXYY  552      
214-506 4 Seagoville TX   552   2007-05-11   
214-548 6 McKinney TX   552   2007-06-12   
214-592 4 McKinney TX   552   2003-12-30   
214-772 6 Dallas TX   552   2007-05-04   
214-974 1 Seagoville TX   552   2014-02-22   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.