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
857-265 5 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   
857-265 6 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   
857-265 7 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2012-08-20   
857-265 8 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   
857-265 9 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   
857-266 A Boston MA CHFRMADCCM1  5562 METRO PCS, INC. 128   2010-08-01   
857-266 0 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 1 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 2 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 3 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 4 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 5 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 6 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 7 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 8 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-266 9 Boston MA   5562 METRO PCS, INC. 128   2010-08-01   
857-267 A Milton MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
857-267 0 Milton MA   6664 SPRINT SPECTRUM L.P. 128   2013-08-30   
857-267 1 Milton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-15   
857-267 2 Milton MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2013-09-14   
857-267 3 Milton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-15   
857-267 4 Milton MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-01-19   
857-267 5 Milton MA   892D ONVOY, LLC - MA 128   2014-09-13   
857-267 6 Milton MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-02-23   
857-267 7 Milton MA   7575 CENTURYLINK COMMUNICATIONS LLC 128   2014-04-24   
857-267 8 Milton MA   892D ONVOY, LLC - MA 128   2014-12-30   
857-267 9 Milton MA   892D ONVOY, LLC - MA 128   2014-12-30   
857-268 A Boston MA WRXBMAWACM2  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-11-06   
857-268 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-11-06   
857-268 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-11-01   
857-268 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-11-01   
857-268 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-268 4 Boston MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2013-10-04   
857-268 5 Boston MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2012-09-10   
857-268 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-07-01   
857-268 7 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2012-09-17   
857-268 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-09-27   
857-268 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-09-27   
857-269 A Roxbury MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-06-15   
857-269 0 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-06-18   
857-269 1 Roxbury MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-06-15   
857-269 2 Roxbury MA   268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-06-15   
857-269 3 Roxbury MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-06-18   
857-269 4 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-11-10   
857-269 5 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-11-10   
857-269 6 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-09-16   
857-269 7 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-09-16   
857-269 8 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-06-18   
857-269 9 Roxbury MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-06-18   
857-270 A Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      

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

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