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: 375

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-375 A Framingham MA CMBSMA01AMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
774-375 0 Framingham MA   892D ONVOY, LLC - MA 128   2019-02-08   
774-375 1 Framingham MA   892D ONVOY, LLC - MA 128   2019-02-08   
774-375 2 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-11-02   
774-375 3 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-11-02   
774-375 4 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-11-02   
774-375 7 Framingham MA   490J DISH WIRELESS, LLC 128   2023-12-01   
774-375 8 Framingham MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2018-10-12   
774-375 9 Framingham MA   892D ONVOY, LLC - MA 128   2023-07-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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