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: RCMDINXBX5X

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
765-229 A Union City IN 793K TWC IP ENABLED SERVICES, LLC 937   2025-01-07   
765-691 A Union City IN 793K TWC IP ENABLED SERVICES, LLC 937   2025-01-07   
937-899 A Union City OH 793K TWC IP ENABLED SERVICES, LLC 937   2025-01-07   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.