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
857-330 4 Boston MA   892D ONVOY, LLC - MA 128   2014-12-12   
857-330 5 Boston MA   892D ONVOY, LLC - MA 128   2014-12-12   
857-330 6 Boston MA   892D ONVOY, LLC - MA 128   2014-12-12   
857-330 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-02-01   
857-330 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-24   
857-330 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-08-24   
857-331 A Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-331 0 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-09-19   
857-331 1 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-08-15   
857-331 2 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-10-04   
857-331 3 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-20   
857-331 4 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-08-21   
857-331 5 Cambridge MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-08-21   
857-331 8 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2019-11-29   
857-331 9 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2019-11-29   
857-332 A Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-03-16   
857-332 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-03-16   
857-332 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2018-11-14   
857-332 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-11-14   
857-332 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-11-14   
857-332 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-11-14   
857-332 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-11-14   
857-332 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-12-05   
857-332 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-12-05   
857-332 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2018-11-14   
857-332 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2018-12-05   
857-333 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-01-07   
857-333 0 Boston MA   5562 METRO PCS, INC. 128   2011-02-18   
857-333 1 Boston MA   5562 METRO PCS, INC. 128   2011-02-18   
857-333 2 Boston MA   5562 METRO PCS, INC. 128   2011-02-18   
857-333 3 Boston MA   5562 METRO PCS, INC. 128   2011-02-18   
857-333 4 Boston MA   5562 METRO PCS, INC. 128   2011-02-18   
857-333 5 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-12-16   
857-333 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-12-16   
857-333 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-12-16   
857-333 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-12-16   
857-333 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-01-07   
857-334 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-11-11   
857-334 0 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-12-04   
857-334 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-12-04   
857-334 2 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-12-04   
857-334 3 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-12-15   
857-334 4 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2006-11-13   
857-334 5 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2006-11-13   
857-334 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-11-11   
857-334 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-11-11   
857-334 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-11-11   
857-334 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-11-11   
857-335 A Boston MA   425J CSC WIRELESS, LLC 128   2019-07-28   
857-335 0 Boston MA   5562 METRO PCS, INC. 128   2020-06-06   

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

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