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: CRTDKYCTDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
859-428 A Williamstown KY 9348 CINCINNATI BELL 922      
859-428 0 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 1 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 2 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 3 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 4 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 5 Williamstown KY 9348 CINCINNATI BELL 922      
859-428 9 Williamstown KY 9348 CINCINNATI BELL 922      

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

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