Local Calling Guide

Area code/prefix search

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NPA: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX: 516

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-516 A Waltham MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-516 0 Waltham MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-516 1 Waltham MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-516 2 Waltham MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
781-516 3 Waltham MA SOVLMAAB6MD  939H COMMIO, LLC 128   2024-03-04   
781-516 4 Waltham MA SOVLMAAB6MD  939H COMMIO, LLC 128   2024-03-04   
781-516 5 Waltham MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2024-11-20   
781-516 6 Waltham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-28   
781-516 7 Waltham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-28   
781-516 8 Waltham MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-03-28   
781-516 9 Waltham MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2021-09-24   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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