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: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
380-297 A Dublin OH   464C ONVOY, LLC - OH 324   2026-05-30   
380-297 0 Dublin OH   464C ONVOY, LLC - OH 324   2026-05-30   
380-297 1 Dublin OH   464C ONVOY, LLC - OH 324   2026-05-30   
380-297 7 Dublin OH   464C ONVOY, LLC - OH 324   2026-06-01   
380-297 8 Dublin OH   464C ONVOY, LLC - OH 324   2026-06-01   
380-297 9 Dublin OH   464C ONVOY, LLC - OH 324   2026-06-01   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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