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
857-316 8 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2015-04-30   
857-316 9 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2015-04-30   
857-317 A Boston MA   7575 CENTURYLINK COMMUNICATIONS LLC 128   2013-05-31   
857-317 0 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-10-11   
857-317 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-10-11   
857-317 2 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-05-29   
857-317 3 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-05-29   
857-317 4 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-05-29   
857-317 5 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2015-01-14   
857-317 6 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-04-12   
857-317 7 Boston MA   7575 CENTURYLINK COMMUNICATIONS LLC 128   2013-05-31   
857-317 8 Boston MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-10-24   
857-317 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2014-08-23   
857-318 A Boston MA   4536 XO MASSACHUSETTS, INC. 128      
857-318 0 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2007-12-10   
857-318 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-04-24   
857-318 2 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-318 3 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-318 4 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-318 5 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-318 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-05-01   
857-318 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-05-01   
857-318 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-05-01   
857-318 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-05-01   
857-319 A Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-319 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-03   
857-319 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-03   
857-319 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-01   
857-319 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-15   
857-319 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-15   
857-320 A Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-320 0 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-02-01   
857-320 1 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-02-01   
857-320 2 Cambridge MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2016-05-16   
857-320 3 Cambridge MA   892D ONVOY, LLC - MA 128   2014-12-31   
857-320 4 Cambridge MA   892D ONVOY, LLC - MA 128   2014-12-31   
857-320 5 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2016-10-17   
857-320 6 Cambridge MA   966C DSCI, LLC 128   2015-03-30   
857-320 7 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-16   
857-320 8 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2018-10-07   
857-320 9 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2014-11-28   
857-321 A Boston MA WRXBMAWACM2  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-05-06   
857-321 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-05-06   
857-321 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-05-09   
857-321 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-06-02   

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Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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