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: YNTWOH78XMX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
234-330 A Rogers OH 793K TWC IP ENABLED SERVICES, LLC 322   2025-01-28   
234-567 A Salem OH 793K TWC IP ENABLED SERVICES, LLC 322   2025-01-28   
234-805 A Lowellville OH 793K TWC IP ENABLED SERVICES, LLC 322   2025-01-28   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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