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: 537

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-537 A Upton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-537 0 Upton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2021-12-09   
774-537 4 Upton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2022-02-25   
774-537 5 Upton MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-06-04   
774-537 7 Upton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-06-03   
774-537 8 Upton MA BSTPMALLOMD  073H TELNYX LLC 128   2022-11-18   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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