Local Calling Guide

Area code/prefix search

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

NXX: 314

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-314 A Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-314 0 Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-03-30   
857-314 1 Milton MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-03-30   
857-314 2 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-03   
857-314 3 Milton MA SOVLMAAB5MD  732H BARR TELL USA, INC. - MA 128   2015-12-31   
857-314 4 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-03   
857-314 5 Milton MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   
857-314 6 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-25   
857-314 7 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-25   
857-314 8 Milton MA   515J IP HORIZON LLC 128   2015-04-03   
857-314 9 Milton MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-04-11   

Last updated: Tue, 15 Jul 2025 18:46:49 UTC

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