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: FTWOTXCRDS0

Remotes:

Switch Switch name Switch type
DLLSTXMCRS0  DALLAS  RSC 

<< 1 2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
817-795 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-801 A Arlington TX 9533 SOUTHWESTERN BELL 552      
817-833 A Arlington EMS TX 6591 TELETOUCH COMMUNICATIONS, INC. 552      
817-843 A Arlington EMS TX 6591 TELETOUCH COMMUNICATIONS, INC. 552      
817-856 A Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-856 3 Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-856 4 Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-856 5 Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-856 6 Arlington EMS TX 9533 SOUTHWESTERN BELL 552      
817-962 1 Arlington TX 9533 SOUTHWESTERN BELL 552      
817-962 4 Arlington TX 9533 SOUTHWESTERN BELL 552      

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

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