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: 308

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-308 A Frisco TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552      
214-308 0 Frisco TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-308 1 Frisco TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-308 2 Frisco TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-308 3 Frisco TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552      
214-308 4 Frisco TX DLLSTXRIXYY  318C CEBRIDGE TELECOM TX , L.P. - TX 552      
214-308 5 Frisco TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552      
214-308 6 Frisco TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-308 7 Frisco TX   515J IP HORIZON LLC 552      
214-308 8 Frisco TX DLLTTX01DMD  6529 T-MOBILE USA, INC. 552      
214-308 9 Frisco TX DLLSTXRIXIY  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 552      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.