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.

Switch: DLLATX37DS6

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-206 A Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-206 1 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-11-05   
214-206 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-12-04   
214-206 9 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2009-12-17   
214-224 0 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-02-27   
214-227 2 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 6 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 7 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 8 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-227 9 Plano TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-21   
214-233 1 Dallas Fort Worth Airport TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 3 Dallas Fort Worth Airport TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 4 Dallas Fort Worth Airport TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-233 8 Dallas Fort Worth Airport TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-234 9 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-09-02   
214-245 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-02-11   
214-245 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-02-11   
214-252 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-04-30   
214-253 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-254 3 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-06-05   
214-254 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2006-12-12   
214-256 3 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-02-05   
214-256 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-09-02   
214-256 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-02-05   
214-257 0 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-01-22   
214-257 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-01-22   
214-257 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-01-22   
214-269 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-02-05   
214-271 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-06   
214-271 9 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-06   
214-272 0 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-03-13   
214-276 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-07   
214-276 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-05-07   
214-277 5 Irving TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-281 3 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-281 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-281 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-281 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-283 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-283 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-295 A Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
214-295 1 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-295 2 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-07-28   
214-295 3 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 4 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 5 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 6 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 7 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 8 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2005-03-31   
214-295 9 Dallas TX 6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-06-12   

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 >>

Last updated: Sun, 18 Aug 2024 23:40:19 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.