Local Calling Guide

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

NXX: 355

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-355 A Everett MA CMBSMA013MD  428H AIRUS, INC. - MA 128      
857-355 0 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-11-13   
857-355 1 Everett MA CMBSMA013MD  428H AIRUS, INC. - MA 128   2019-11-28   
857-355 2 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-05-23   
857-355 3 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-05-23   
857-355 4 Everett MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-08   
857-355 5 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-10-08   
857-355 6 Everett MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-09-03   
857-355 8 Everett MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2022-09-29   
857-355 9 Everett MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2020-05-28   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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