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: 233

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
214-233 A Dallas Fort Worth Airport TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
214-233 0 Dallas Fort Worth Airport TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
214-233 1 Dallas Fort Worth Airport TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 2 Dallas Fort Worth Airport TX DLLFTXFQDS1  7516 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 552   2006-04-06   
214-233 3 Dallas Fort Worth Airport TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 4 Dallas Fort Worth Airport TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 5 Dallas Fort Worth Airport TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-03-21   
214-233 6 Dallas Fort Worth Airport TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2010-02-25   
214-233 7 Dallas Fort Worth Airport TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      
214-233 8 Dallas Fort Worth Airport TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 9 Dallas Fort Worth Airport TX DLLATX37DMD  8489 GLOBAL CROSSING LOCAL SERVICES, INC. - TX 552      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.