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: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-746 A Osterville MA SOVLMAABCMD  516J TON80 COMMUNICATIONS, LLC 128      
774-746 0 Osterville MA   490J DISH WIRELESS, LLC 128   2023-12-01   
774-746 1 Osterville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-11-12   
774-746 2 Osterville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2025-07-23   
774-746 7 Osterville MA   516J TON80 COMMUNICATIONS, LLC 128   2022-04-10   
774-746 8 Osterville MA   892D ONVOY, LLC - MA 128   2023-07-23   
774-746 9 Osterville MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2024-02-20   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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