Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 339 [Rate centres in NPA 339] [Dial plan for NPA 339]

NXX: 246

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-246 A Hanover MA   0051 SHELCOMM 128   2026-06-19   

Last updated: Sat, 02 May 2026 12:20:53 UTC

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