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: DLLSTXRIDS0

Remotes:

Switch Switch name Switch type
DLLSTXDARS2  DALLAS  5ER 
DLLSTXHARS2  DALLAS  5ER 
DLLSTXMERS2  DALLAS  5ER 

1 2 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
214-200 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-200 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-200 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-200 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-200 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-243 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-243 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-243 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-253 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-290 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-462 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-462 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-462 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-462 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-462 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-466 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-466 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-466 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-508 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-527 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-571 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-573 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-651 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-652 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-655 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-658 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-659 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-670 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-671 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-672 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-694 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-694 9 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 0 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 3 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 4 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 5 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 6 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 7 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-698 8 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-741 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-742 A Dallas TX 9533 SOUTHWESTERN BELL 552      
214-742 1 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-742 2 Dallas TX 9533 SOUTHWESTERN BELL 552      
214-742 3 Dallas TX 9533 SOUTHWESTERN BELL 552      

1 2 >>

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.