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: CHGVOHCGDS1

Remotes:

Switch Switch name Switch type
BATVOHBARS0  BATAVIA  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
513-388 A Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 0 Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 2 Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 3 Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 4 Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 5 Cincinnati OH 9348 CINCINNATI BELL 922      
513-388 9 Cincinnati OH 9348 CINCINNATI BELL 922      
513-474 A Cincinnati OH 9348 CINCINNATI BELL 922      
513-528 A Clermont OH 9348 CINCINNATI BELL 922      
513-688 A Clermont OH 9348 CINCINNATI BELL 922      

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

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