Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 615 [Rate centres in NPA 615] [Dial plan for NPA 615]

NXX: 897

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
615-897 A Chestnut Mound TN GNBOTNXADS1  0579 TWIN LAKES TEL. COOP. CORP. 470      

Last updated: Fri, 25 Jul 2025 03:21:23 UTC

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