Local Calling Guide

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

NXX: 403

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-403 A Quincy MA   829J PAETEC ITEL, LLC 128      
857-403 0 Quincy MA   829J PAETEC ITEL, LLC 128      
857-403 1 Quincy MA   829J PAETEC ITEL, LLC 128   2007-01-25   
857-403 2 Quincy MA   145J TERRA NOVA TELECOM INC. 128   2023-06-22   
857-403 3 Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-403 4 Quincy MA   829J PAETEC ITEL, LLC 128   2011-11-20   
857-403 5 Quincy MA CMBRMABEQMD  321J HD CARRIER LLC 128   2016-09-03   
857-403 6 Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-10   
857-403 7 Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-10   
857-403 8 Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-10   
857-403 9 Quincy MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-12-10   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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