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
857-972 6 Boston MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2016-06-15   
857-972 7 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2015-09-26   
857-972 8 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2015-09-19   
857-972 9 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2015-09-19   
857-990 A Boston MA   139F WORLDCALL INTERCONNECT INC. 128      
857-990 0 Boston MA   139F WORLDCALL INTERCONNECT INC. 128   2015-11-13   
857-990 1 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2016-01-10   
857-990 2 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2016-01-10   
857-990 3 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2015-11-17   
857-990 4 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2015-12-13   
857-990 5 Boston MA   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2015-12-13   
857-990 6 Boston MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2016-01-10   
857-990 7 Boston MA   756G WIDE VOICE, LLC - MA 128   2016-02-19   
857-990 8 Boston MA   5562 METRO PCS, INC. 128   2016-06-19   
857-990 9 Boston MA   892D ONVOY, LLC - MA 128   2016-01-11   
857-991 A Boston MA BSTPMALLPS0  6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128      
857-991 0 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2003-12-29   
857-991 1 Boston MA   6101 COMCAST PHONE OF MASSACHUSETTS, INC. - MA 128   2002-07-29   
857-991 2 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2003-12-29   
857-991 3 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2003-12-29   
857-991 4 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2004-08-10   
857-991 5 Boston MA   6664 SPRINT SPECTRUM L.P. 128   2004-08-10   
857-991 6 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2003-12-02   
857-991 7 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2003-12-02   
857-991 8 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2004-08-09   
857-991 9 Boston MA   6889 OMNIPOINT MIAMI E LICENSE, LLC DBA T-MOBILE USA 128   2003-12-13   
857-995 A Somerville MA CMBRMAAWRS0  8924 BROADWING COMMUNICATIONS, LLC - MA 128      
857-995 0 Somerville MA   9102 VERIZON NEW ENGLAND INC. 128   2009-04-23   
857-995 1 Somerville MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2001-09-24   
857-995 2 Somerville MA   6387 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MA 128   2020-07-23   
857-995 3 Somerville MA   8924 BROADWING COMMUNICATIONS, LLC - MA 128      
857-995 4 Somerville MA   8924 BROADWING COMMUNICATIONS, LLC - MA 128   2005-10-01   
857-995 5 Somerville MA   8924 BROADWING COMMUNICATIONS, LLC - MA 128   2006-08-06   
857-995 6 Somerville MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2016-07-11   
857-995 7 Somerville MA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2020-02-29   
857-995 8 Somerville MA   892D ONVOY, LLC - MA 128   2016-03-30   
857-995 9 Somerville MA   892D ONVOY, LLC - MA 128   2016-03-30   
857-996 A Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128      
857-996 0 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 1 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 2 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 3 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 4 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 5 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 6 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 7 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 8 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-996 9 Boston MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2007-10-14   
857-997 A Somerville MA   966G LOCAL ACCESS LLC - MA 128      
857-997 0 Somerville MA   990E BANDWIDTH.COM CLEC, LLC - MA 128      

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

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