Local Calling Guide

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

NXX: 666

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
774-666 A Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
774-666 0 Grafton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-04-01   
774-666 1 Grafton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-07-04   
774-666 2 Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-06   
774-666 3 Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-04-06   
774-666 5 Grafton MA BSTPMALLOMD  073H TELNYX LLC 128   2017-04-28   
774-666 6 Grafton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-10-20   
774-666 7 Grafton MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-10-22   
774-666 8 Grafton MA   515J IP HORIZON LLC 128   2015-10-18   
774-666 9 Grafton MA   515J IP HORIZON LLC 128   2016-06-26   

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

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