Local Calling Guide

Area code/prefix search

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NPA: 513 [Rate centres in NPA 513] [Dial plan for NPA 513]

NXX: 583

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
513-583 A Little Miami OH LVLDOHLODS0  9348 CINCINNATI BELL 922      

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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