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
857-283 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-283 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-283 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-07-14   
857-284 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-03-07   
857-284 0 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2008-05-19   
857-284 1 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2008-05-19   
857-284 2 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-03-07   
857-284 3 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-03-07   
857-284 4 Boston MA   966C DSCI, LLC 128   2009-09-08   
857-284 5 Boston MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2009-09-29   
857-284 6 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2008-11-23   
857-284 7 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2010-09-21   
857-284 8 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-03   
857-284 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2008-03-07   
857-285 A Cambridge MA WSBOMAGODS0  4084 PAETEC COMMUNICATIONS, INC.- MA 128   2012-10-15   
857-285 0 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-06-30   
857-285 1 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-06-30   
857-285 2 Cambridge MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-05   
857-285 3 Cambridge MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-05   
857-285 4 Cambridge MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-05   
857-285 5 Cambridge MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-06-05   
857-285 6 Cambridge MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2014-08-15   
857-285 7 Cambridge MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2020-02-07   
857-285 8 Cambridge MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2013-12-03   
857-285 9 Cambridge MA   4084 PAETEC COMMUNICATIONS, INC.- MA 128   2012-10-15   
857-286 A Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-286 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-06-30   
857-287 A Boston MA   5562 METRO PCS, INC. 128      
857-287 0 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2017-03-18   
857-287 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2017-03-25   
857-287 3 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2017-03-25   
857-287 4 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 5 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 6 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 7 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 8 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-287 9 Boston MA   5562 METRO PCS, INC. 128   2017-03-17   
857-288 A Boston MA BSTPMALLDS1  4536 XO MASSACHUSETTS, INC. 128      
857-288 0 Boston MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-07-18   
857-288 1 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-05-13   

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

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