Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
857-598 7 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-01-03   
857-598 8 Milton MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-598 9 Milton MA CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-03-24   
857-600 A Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-600 0 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-05   
857-600 1 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-05   
857-600 2 Cambridge MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-05   
857-600 3 Cambridge MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2011-06-07   
857-600 4 Cambridge MA BSTPMALLDS1  4536 XO MASSACHUSETS, INC. 128   2011-06-07   
857-600 6 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-07   
857-600 8 Cambridge MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-07   
857-600 9 Cambridge MA CMBSMA01GT4  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-06-07   
857-605 A Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128      
857-605 0 Brighton MA   892D ONVOY, LLC - MA 128   2024-02-29   
857-605 5 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   
857-605 6 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   
857-605 7 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   
857-605 8 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   
857-605 9 Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2023-11-25   
857-615 A Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128      
857-615 0 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 1 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 2 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 3 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 4 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 5 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 6 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 7 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 8 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-615 9 Boston MA NRTNMAAACM4  5562 METROPCS, INC. 128   2009-08-10   
857-626 A Belmont MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128      
857-626 0 Belmont MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-09   
857-626 1 Belmont MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
857-626 2 Belmont MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-626 3 Belmont MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2013-11-19   
857-626 4 Belmont MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-626 5 Belmont MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-626 6 Belmont MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-10-16   
857-626 7 Belmont MA SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2015-06-12   
857-626 8 Belmont MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-02-04   
857-626 9 Belmont MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-02-01   
857-636 A Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-636 0 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-636 1 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2008-09-01   
857-636 2 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2007-06-01   
857-636 3 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-26   
857-636 4 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-04-13   
857-636 5 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-30   
857-636 6 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-18   
857-636 7 Newton MA CATNMAAKAMD  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-18   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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