Local Calling Guide

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

NXX: 816

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-816 A Winthrop MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-816 0 Winthrop MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-816 1 Winthrop MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-816 2 Winthrop MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-816 3 Winthrop MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
857-816 4 Winthrop MA CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
857-816 5 Winthrop MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2005-07-01   
857-816 6 Winthrop MA WRCSMA02DS1  7135 TC SYSTEMS, INC. 128   2012-12-03   
857-816 7 Winthrop MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-09-18   
857-816 8 Winthrop MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-09-18   
857-816 9 Winthrop MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-05-17   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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