Local Calling Guide

Area code/prefix search

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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
857-877 2 Brighton MA   892D ONVOY, LLC - MA 128   2020-07-12   
857-877 3 Brighton MA   892D ONVOY, LLC - MA 128   2020-07-12   
857-880 A Boston MA   732H BARR TELL USA, INC. - MA 128      
857-880 0 Boston MA   5562 METRO PCS, INC. 128   2016-05-13   
857-880 1 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2016-03-30   
857-880 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2016-03-26   
857-880 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-08   
857-880 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-11-08   
857-880 5 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2016-03-30   
857-880 6 Boston MA   5562 METRO PCS, INC. 128   2016-05-13   
857-880 7 Boston MA   5562 METRO PCS, INC. 128   2016-05-13   
857-880 8 Boston MA   732H BARR TELL USA, INC. - MA 128   2016-01-22   
857-880 9 Boston MA   5562 METRO PCS, INC. 128   2016-05-13   
857-888 A Everett MA WOBNMACGCM0  6664 SPRINT SPECTRUM L.P. 128      
857-891 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-895 A Boston MA   393H RCLEC, INC. - MA 128      
857-895 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-27   
857-895 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-27   
857-895 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-05-15   
857-895 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-05-15   
857-895 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-05-29   
857-895 5 Boston MA   073H TELNYX LLC 128   2017-03-27   
857-895 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-05-29   
857-895 7 Boston MA   393H RCLEC, INC. - MA 128   2017-03-26   
857-895 8 Boston MA   393H RCLEC, INC. - MA 128   2017-03-26   
857-895 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-27   
857-919 A Brighton MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 0 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 1 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 2 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 3 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 4 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 5 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2007-09-13   
857-919 6 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-919 7 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-02-04   
857-919 8 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2010-08-07   
857-919 9 Brighton MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 A Cambridge MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 0 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 1 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-07-15   
857-928 2 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 3 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 4 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 5 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 6 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 7 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-928 8 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2006-05-26   
857-928 9 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128      
857-930 A Boston MA   393H RCLEC, INC. - MA 128      
857-930 0 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2014-10-06   

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

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