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
857-246 4 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-246 5 Boston MA   5562 METRO PCS, INC. 128   2009-07-06   
857-246 6 Boston MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2010-02-02   
857-246 7 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2010-02-27   
857-246 8 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-22   
857-246 9 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-03-04   
857-247 A Boston MA CHFRMADCCM1  5562 METRO PCS, INC. 128   2009-07-30   
857-247 0 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 1 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 2 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 3 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 4 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 5 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 6 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 7 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 8 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-247 9 Boston MA   5562 METRO PCS, INC. 128   2009-07-30   
857-248 A Boston MA WRXBMAWACM2  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-06   
857-248 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-06   
857-248 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2012-05-06   
857-248 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-03-15   
857-248 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-03-15   
857-248 4 Boston MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2012-12-19   
857-248 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-03-15   
857-248 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-03-15   
857-248 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2014-10-01   
857-248 8 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2013-04-15   
857-248 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-05-06   
857-249 A Boston MA CHFRMADCCM1  5562 METRO PCS, INC. 128   2008-12-01   
857-249 0 Boston MA   5562 METRO PCS, INC. 128   2008-12-01   
857-249 1 Boston MA   5562 METRO PCS, INC. 128   2008-12-01   
857-249 2 Boston MA   5562 METRO PCS, INC. 128   2008-12-01   
857-249 3 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 4 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 5 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 6 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 7 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 8 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-249 9 Boston MA   5562 METRO PCS, INC. 128   2009-06-29   
857-250 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   
857-250 0 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-05-22   
857-250 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-08-16   
857-250 2 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-06-12   
857-250 3 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-06-29   
857-250 4 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-07-15   
857-250 5 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   
857-250 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   
857-250 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   
857-250 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   
857-250 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-09-05   

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

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