Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 812 [Rate centres in NPA 812] [Dial plan for NPA 812]

NXX: 440

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
812-440 A Tennyson IN   7421 AT&T - LOCAL 330   2025-09-26   
812-440 9 Tennyson IN   7421 AT&T - LOCAL 330   2025-09-26   

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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