Local Calling Guide

Area code/prefix search

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NPA: 326 [Rate centres in NPA 326] [Dial plan for NPA 326]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
326-230 A Yellow Springs-Clifton OH DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2024-07-03   
326-230 0 Yellow Springs-Clifton OH DYTNOH22X5Z  624H ONVOY SPECTRUM, LLC 328   2024-07-03   
326-230 1 Yellow Springs-Clifton OH DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2025-09-26   
326-230 2 Yellow Springs-Clifton OH DYTNOH22X0Z  6529 T-MOBILE USA, INC. 328   2025-09-26   
326-230 3 Yellow Springs-Clifton OH DYTNOHKTDS3  284F PEERLESS NETWORK OF OHIO, LLC - OH 328   2026-06-21   
326-230 7 Yellow Springs-Clifton OH DYTNOH22X2Z  309B CINCINNATI BELL EXTENDED TERRITORIES LLC - OH 328   2026-02-08   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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