Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 601 [Rate centres in NPA 601] [Dial plan for NPA 601]

NXX: 379

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
601-379 A Picayune MS   5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482      
601-379 9 Picayune MS   5178 LEVEL 3 COMMUNICATIONS, LLC - MS 482      

Last updated: Sat, 21 Mar 2026 23:53:39 UTC

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