Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 319 [Rate centres in NPA 319] [Dial plan for NPA 319]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
319-392 A Danville IA DAVLIAXORS0  1147 DANVILLE MUTUAL TEL. CO. 634      

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

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