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: FTWOTXECDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
682-385 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
682-385 7 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
682-385 8 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
682-707 6 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-293 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-551 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-568 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 2 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 3 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 4 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 5 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-615 8 Fort Worth TX 9533 SOUTHWESTERN BELL 552      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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