Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 774 [Rate centres in NPA 774] [Dial plan for NPA 774]

NXX: 546

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-546 A Dennis MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2024-01-15   
774-546 0 Dennis MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-05-30   
774-546 1 Dennis MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2024-03-08   
774-546 2 Dennis MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-12-07   
774-546 7 Dennis MA SOVLMAABDMD  490J DISH WIRELESS, LLC 128   2024-06-13   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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