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: 265

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
339-265 A Lexington MA   7135 TC SYSTEMS, INC. 128   2025-08-28   
339-265 3 Lexington MA   7135 TC SYSTEMS, INC. 128   2025-08-28   
339-265 4 Lexington MA   7135 TC SYSTEMS, INC. 128   2025-08-28   
339-265 5 Lexington MA   7135 TC SYSTEMS, INC. 128   2025-08-28   
339-265 6 Lexington MA   7135 TC SYSTEMS, INC. 128   2025-08-28   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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