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: 744

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-744 A Blackstone MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128      
774-744 0 Blackstone MA   490J DISH WIRELESS, LLC 128   2023-10-25   
774-744 2 Blackstone MA   624H ONVOY SPECTRUM, LLC 128   2022-02-03   
774-744 3 Blackstone MA   624H ONVOY SPECTRUM, LLC 128   2022-02-03   
774-744 4 Blackstone MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-744 5 Blackstone MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-744 6 Blackstone MA   516J TON80 COMMUNICATIONS, LLC 128   2022-03-03   
774-744 7 Blackstone MA   624H ONVOY SPECTRUM, LLC 128   2021-05-17   
774-744 8 Blackstone MA   892D ONVOY, LLC - MA 128   2023-08-09   
774-744 9 Blackstone MA   892D ONVOY, LLC - MA 128   2023-08-09   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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