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: CNCNOHREKMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
283-222 A Cincinnati OH 742J WADDELL SOLUTIONS GROUP LLC 922   2024-04-25   
283-222 2 Cincinnati OH 742J WADDELL SOLUTIONS GROUP LLC 922   2024-04-25   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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