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Belmont, MA

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
617-209 A STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 0   7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 1 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-04-14   
617-209 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2006-03-25   
617-209 3 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2004-09-04   
617-209 4 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2005-09-01   
617-209 5 CHTWMABF2MD  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 128   2005-04-10   
617-209 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2017-05-27   
617-209 7 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2006-11-10   
617-209 8 STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
617-209 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-08-13   
617-484 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-486 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-489 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-826 A   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 0 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 1 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2008-02-01   
617-826 2 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 3   4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 4 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
617-826 5   829J PAETEC ITEL, LLC 128   2005-07-13   
617-826 6 CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2006-06-09   
617-826 7 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128      
617-826 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-03-25   
617-826 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2008-12-06   
617-855 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-855 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-02-25   
617-855 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-02-25   
617-855 2 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-855 3 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-855 4 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-855 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-02-19   
617-855 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-04-07   
617-855 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2010-10-21   
617-855 8 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-03-19   
617-855 9 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-06-27   
617-883 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 0 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 1 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 2 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 3 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 4 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 5 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 6 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 7   145J TERRA NOVA TELECOM INC. 128   2020-11-20   
617-883 8 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-883 9 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-932 A CMBRMA01DS5  7135 TC SYSTEMS, INC. 128      
617-932 0   515J IP HORIZON LLC 128   2016-07-01   
617-932 1 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128      
617-932 2   829J PAETEC ITEL, LLC 128   2002-10-13   
617-932 3   829J PAETEC ITEL, LLC 128   2007-02-18   
617-932 4 CMBRMA01DS5  7135 TC SYSTEMS, INC. 128   2004-03-21   
617-932 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2011-09-01   
617-932 6 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2011-03-02   
617-932 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2012-10-06   
617-932 8 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2013-05-30   
617-932 9 NRTNMAAACM4  5562 METROPCS, INC. 128   2007-01-03   
617-977 A CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-977 0 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-977 1 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-977 2 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128      
617-977 3 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2012-11-01   
617-977 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2013-06-13   
617-977 5 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-09-22   
617-977 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2014-09-22   
617-977 7 NRTNMAAACM4  5562 METROPCS, INC. 128   2024-10-20   
617-977 8 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
617-977 9 CATNMAAKPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 128   2005-07-30   
617-993 A BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-993 0 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
617-993 1 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128   2006-11-13   
617-993 2 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-993 3 NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-11-14   
617-993 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2010-03-15   
617-993 5 BLMTMALERP0  9102 VERIZON NEW ENGLAND INC. 128      
617-993 6 CMBRMAORDSG  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 128   2011-10-03   
617-993 7 BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-24   
617-993 8 SOVLMAABDS2  268F PEERLESS NETWORK OF MASSACHUSETTS, LLC - MA 128   2013-05-04   
617-993 9 BSTPMALLOMD  073H TELNYX LLC 128   2017-04-27   
857-299 A BSTPMALLDS3  892D ONVOY, LLC - MA 128      
857-299 0 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-01-05   
857-299 1 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2018-03-03   
857-299 2 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
857-299 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-02-23   
857-299 4 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 5 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 6 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 7 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-03-07   
857-299 8 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2019-01-05   
857-299 9 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   
857-341 A BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
857-341 0 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-04-11   
857-341 1 BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128   2019-04-11   
857-341 2 BSTPMALLXMD  597F VOIP INNOVATIONS, LLC 128   2019-07-22   
857-341 3 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-12   
857-341 4 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2020-06-12   
857-341 5 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-05   
857-341 6 BSTPMALLDS3  892D ONVOY, LLC - MA 128   2021-04-06   
857-341 7 CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2024-12-06   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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