Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 617 [Rate centres in NPA 617] [Dial plan for NPA 617]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
617-764 A Somerville MA BSTPMALLPS0  6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-764 0 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-764 1 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-764 2 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-764 3 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2010-09-25   
617-764 4 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-11-24   
617-764 5 Somerville MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
617-764 6 Somerville MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2018-07-23   
617-764 8 Somerville MA   966G LOCAL ACCESS LLC - MA 128   2013-08-08   
617-764 9 Somerville MA   892D ONVOY, LLC - MA 128   2016-02-22   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

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