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
857-261 A Boston MA CHFRMADCCM1  5562 METRO PCS, INC. 128   2011-04-22   
857-261 0 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 1 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 2 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 3 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 4 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 5 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 6 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 7 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 8 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-261 9 Boston MA   5562 METRO PCS, INC. 128   2011-04-22   
857-262 A Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128      
857-262 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 1 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 2 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 3 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 4 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 5 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2015-12-01   
857-262 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-08-01   
857-262 7 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-08-01   
857-262 8 Boston MA   966G LOCAL ACCESS LLC - MA 128   2016-07-12   
857-262 9 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-08-01   
857-263 A Boston MA WRXBMAWACM2  6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-09-05   
857-263 0 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2011-09-05   
857-263 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2014-08-23   
857-263 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2014-02-07   
857-263 3 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2014-02-16   
857-263 4 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-09-11   
857-263 5 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-09-11   
857-263 6 Boston MA   4536 XO MASSACHUSETTS, INC. 128   2011-09-11   
857-263 7 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2011-09-07   
857-263 8 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2011-09-07   
857-263 9 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2013-05-06   
857-264 A Boston MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2010-11-20   
857-264 0 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-14   
857-264 1 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-01-14   
857-264 2 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2010-11-23   
857-264 3 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2010-11-23   
857-264 4 Boston MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 128   2011-01-06   
857-264 5 Boston MA   892D ONVOY, LLC - MA 128   2011-03-13   
857-264 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-08-16   
857-264 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2010-12-03   
857-264 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-07-26   
857-264 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2011-07-26   
857-265 A Boston MA AVONMACIGT0  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   
857-265 0 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-09-06   
857-265 1 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2012-09-06   
857-265 2 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-09-21   
857-265 3 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2012-09-21   
857-265 4 Boston MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-09-05   

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

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