Local Calling Guide

Area code/prefix search

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NPA: 857 [Rate centres in NPA 857] [Dial plan for NPA 857]

NXX: 496

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-496 A South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-496 0 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2010-09-11   
857-496 1 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2005-01-20   
857-496 2 South Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-496 3 South Boston MA   515J IP HORIZON LLC 128   2015-03-27   
857-496 4 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-08-24   
857-496 5 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-07-21   
857-496 6 South Boston MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-07-21   
857-496 7 South Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-07-08   
857-496 8 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   
857-496 9 South Boston MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-04-29   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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