Local Calling Guide

Area code/prefix search

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

NXX: 810

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-810 A Boston MA   892D ONVOY, LLC - MA 128      
857-810 0 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 1 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 2 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 3 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 4 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 5 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 6 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 7 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-810 8 Boston MA   892D ONVOY, LLC - MA 128      
857-810 9 Boston MA BSTPMALLDS3  892D ONVOY, LLC - MA 128      

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

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