Local Calling Guide

Area code/prefix search

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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 401

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-401 A Attleboro MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2026-11-13   
774-401 9 Attleboro MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2026-11-13   

Last updated: Tue, 29 Sep 2026 03:00:13 UTC

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