Local Calling Guide

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

NXX: 290

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-290 A Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-290 0 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-290 1 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2018-09-02   
857-290 2 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2018-06-16   
857-290 3 Newton MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-10-18   
857-290 4 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-04-18   
857-290 5 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-04-18   
857-290 6 Newton MA   145J TERRA NOVA TELECOM INC. 128   2022-04-12   
857-290 7 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-08-14   
857-290 8 Newton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-11   
857-290 9 Newton MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2018-10-30   

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

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