Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 931 [Rate centres in NPA 931] [Dial plan for NPA 931]

NXX: 853

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
931-853 A Loretto TN LRTTTNXADS0  0570 LORETTO TEL. CO., INC. 470      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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