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: DLLSTXTADS0

Remotes:

Switch Switch name Switch type
DLLSTXADRS3  ADDISON  5ER 
DLLSTXFBRS2  FARMERS BRANCH  5ER 
DLLSTXGPRS2    5ER 
DLLSTXRERS2    5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-370 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-456 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-515 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-539 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-584 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-730 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-818 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-820 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-821 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-823 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-824 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-826 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-827 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-828 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-841 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-860 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-861 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-863 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-865 A Dallas TX 9533 SOUTHWESTERN BELL 552   2011-10-16   
214-867 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-874 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-887 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-989 A Dallas TX 9533 SOUTHWESTERN BELL 552      
469-334 A Dallas TX 9533 SOUTHWESTERN BELL 552      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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