Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 380 [Rate centres in NPA 380] [Dial plan for NPA 380]

NXX: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
380-288 A Westerville OH   464C ONVOY, LLC - OH 324   2025-06-06   
380-288 0 Westerville OH   464C ONVOY, LLC - OH 324   2025-06-06   
380-288 1 Westerville OH   464C ONVOY, LLC - OH 324   2025-09-06   
380-288 2 Westerville OH   464C ONVOY, LLC - OH 324   2025-10-19   
380-288 3 Westerville OH   464C ONVOY, LLC - OH 324   2025-10-19   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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