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.
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Switch: FTWOTXBBDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
817-249 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 0 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 1 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 2 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 3 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 4 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 5 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 6 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 7 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-249 8 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-443 A Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-443 0 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-443 3 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-443 6 Fort Worth TX 9533 SOUTHWESTERN BELL 552      
817-443 9 Fort Worth TX 9533 SOUTHWESTERN BELL 552      

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

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