Local Calling Guide

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

NXX: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-957 A Boston MA CMBRMABEZMD  756G WIDE VOICE, LLC - MA 128      
857-957 0 Boston MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
857-957 1 Boston MA CMBRMABEZMD  756G WIDE VOICE, LLC - MA 128      
857-957 2 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-957 3 Boston MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
857-957 4 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-957 5 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-957 6 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-957 7 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-957 8 Boston MA   515J IP HORIZON LLC 128      
857-957 9 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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