Exhibit 21

LIST OF SUBSIDIARIES OF ALTICE USA, INC.

 

 

Name of Subsidiary						Jurisdiction of Incorporation or Organization
1111 Stewart Corporation						Delaware
319 Chestnut, LLC						Pennsylvania
4Connections LLC						New Jersey
A R H, LTD.						Colorado
A-R Cable Services — NY, Inc.						New York
Altice Care Holdings Corp.						Delaware
Altice/Charter Maser Cable Advertising, LLC						Delaware
Altice News, Inc						Delaware
Altice Real Estate Corporation						New York
Altice USA Employee Disaster Relief Fund						Delaware
Altice USA Wireless, Inc.						Delaware
ATS Home Security Installers, LLC						Delaware
ATS US Holdings Corp.						Delaware
ATS US, LLC						Delaware
Audience Partners Canada, Inc.						Canada
Audience Partners Worldwide LLC						Delaware
Cable Systems, Inc.						Kansas
Cablevision Lightpath CT LLC						Delaware
Cablevision Lightpath Holdings LLC						Delaware
Cablevision Lightpath NJ LLC						Delaware
Cablevision Lightpath, LLC						Delaware
Cablevision NYI L.L.C.						Delaware
Cablevision Of Brookhaven, Inc.						Delaware
Cablevision Of Hudson County, LLC						Delaware
Cablevision Of Litchfield, Inc.						Delaware
Cablevision Of Monmouth, LLC						Delaware
Cablevision Of New Jersey, LLC						Delaware
Cablevision Of Newark						New York
Cablevision Of Oakland, LLC						Delaware
Cablevision of Ossining Limited Partnership						Massachusetts
Cablevision Of Paterson, LLC						Delaware
Cablevision of Rockland/Ramapo, LLC						Delaware
Cablevision Of Southern Westchester, Inc.						New York
Cablevision Of Wappingers Falls, Inc.						Delaware
Cablevision Of Warwick, LLC						Delaware
Cablevision Systems Brookline Corporation						Delaware
Cablevision Systems Corporation						Delaware
Cablevision Systems Dutchess Corporation						New York
Cablevision Systems East Hampton Corporation						New York
Cablevision Systems Great Neck Corporation						New York
Cablevision Systems Huntington Corporation						New York
Cablevision Systems Islip Corporation						New York
Cablevision Systems Long Island Corporation						New York
Cablevision Systems New York City Corporation						Delaware
Cablevision Systems Suffolk Corporation						New York
Cablevision Systems Westchester Corporation						New York

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Cambridge Network Solutions, LLC						Massachusetts
Cebridge Acquisition, L.P.						Delaware
Cebridge Acquisition, LLC						Delaware
Cebridge Connections Finance Corp.						Delaware
Cebridge Connections, Inc.						Delaware
Cebridge Corporation						Delaware
Cebridge General, LLC						Delaware
Cebridge Limited, LLC						Delaware
Cebridge Telecom CA, LLC						Delaware
Cebridge Telecom General, LLC						Delaware
Cebridge Telecom ID, LLC						Delaware
Cebridge Telecom IN, LLC						Delaware
Cebridge Telecom KS, LLC						Delaware
Cebridge Telecom KY, LLC						Delaware
Cebridge Telecom LA, LLC						Delaware
Cebridge Telecom Limited, LLC						Delaware
Cebridge Telecom MO, LLC						Delaware
Cebridge Telecom MS, LLC						Delaware
Cebridge Telecom NC, LLC						Delaware
Cebridge Telecom NM, LLC						Delaware
Cebridge Telecom OH, LLC						Delaware
Cebridge Telecom OK, LLC						Delaware
Cebridge Telecom TX, L.P.						Delaware
Cebridge Telecom VA, LLC						Delaware
Cebridge Telecom WV, LLC						Delaware
Cequel Capital Corporation						Delaware
Cequel Communications Access Services, LLC						Delaware
Cequel Communications Holdco, LLC						Delaware
Cequel Communications, LLC						Delaware
Cequel Communications II, LLC						Delaware
Cequel Communications III, LLC						Delaware
Cequel III Communications I, LLC						Delaware
Cequel III Communications II, LLC						Delaware
Cequel Wireless, LLC						Delaware
Charter/Altice Master Cable Advertising, LLC						Delaware
Classic Cable of Louisiana, L.L.C.						Louisiana
Classic Cable of Oklahoma, Inc.						Delaware
Classic Cable, Inc.						Delaware
Classic Communications, Inc.						Delaware
CNS Network Solutions, LLC						Massachusetts
Coram Route 112 Corporation						Delaware
CSC Acquisition Corporation						Delaware
CSC Acquisition-MA, Inc.						Delaware
CSC Acquisition-NY, Inc.						New York
CSC Gateway, LLC						Delaware
CSC Holdings, LLC						Delaware
CSC Investments LLC						Delaware
CSC MVDDS LLC						Delaware
CSC NASSAU II, LLC						Delaware
CSC NC, LLC						Delaware
CSC Optimum Holdings, LLC						Delaware
CSC QOF I, LLC						Delaware
CSC QOF II, LLC						Delaware
CSC QOZB, LLC						Delaware
CSC T Holdings I, Inc.						Delaware

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CSC T Holdings II, Inc.						Delaware
CSC T Holdings III, Inc.						Delaware
CSC T Holdings IV, Inc.						Delaware
CSC Technology, LLC						Delaware
CSC Telecom East, LLC						Delaware
CSC Telecom NJ, LLC						Delaware
CSC TKR, LLC						Delaware
CSC Transport II, Inc.						Delaware
CSC Transport III, Inc.						Delaware
CSC Transport, Inc.						Delaware
CSC Voice, LLC						Delaware
CSC VT, Inc.						Vermont
CSC Wireless, LLC						Delaware
CSC Wireless NY, LLC						Delaware
DTV Norwich LLC						Delaware
Friendship Cable Of Arkansas, Inc.						Texas
Friendship Cable Of Texas, Inc.						Texas
Frowein Road Corporation						Delaware
GlitchAI, Inc.						Delaware
Hornell Television Services, Inc.						New York
i24 News France						France
i24 News S.a.r.l.						Luxembourg
i24 US Corp						Delaware
i24 US, LLC						Delaware
Intelcia Jamaica Limited						Jamaica
Intelcia USA LLC						Delaware
Juice Media, Inc.						Delaware
Kingwood Holdings, LLC						Delaware
Kingwood Security Services, LLC						Delaware
Lightpath Holdco 1, Inc.						Delaware
Lightpath Holdco 2, Inc						Delaware
Lightpath Holdings LLC						Delaware
Lightpath Management Incentive Aggregator LLC						Delaware
Lightpath of New England, LLC						Delaware
Mercury Voice and Data, LLC						Delaware
Middle East News						Israel
MSGVN LLC						Delaware
N12N LLC						Delaware
News 12 Company						New York
News 12 Connecticut LLC						Delaware
News 12 Networks LLC						Delaware
News 12 New Jersey Holding LLC						Delaware
News 12 New Jersey II Holding LLC						Delaware
News 12 New Jersey L.L.C.						Delaware
News 12 The Bronx Holding LLC						Delaware
News 12 The Bronx, L.L.C.						Delaware
News 12 Traffic and Weather LLC						Delaware
News 12 Varsity Network LLC						Delaware
News 12 Westchester LLC						Delaware
NMG Holdings, Inc.						Delaware
NPG Cable, LLC						Delaware
NPG Digital Phone, LLC						Delaware
NY Interconnect, LLC						Delaware
NY OV LLC						Delaware
OB1 Fiber LLC						Delaware

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OB1 Holdings LLC						Delaware
Optimum Media, LLC						Delaware
ORBIS1, L.L.C.						Louisiana
OV LLC						Delaware
Petra Cablevision Corp.						New York
Princeton Video Image Israel, Ltd.						Israel
Samson Cablevision Corp.						New York
St@rt LLC						California
Suffolk Cable Corporation						New York
Suffolk Cable Of Shelter Island, Inc.						New York
Suffolk Cable Of Smithtown, Inc.						New York
TCA Communications, L.L.C.						Texas
Telerama, Inc.						Ohio
The New York Interconnect L.L.C.						Delaware
Tristate Digital Group LLC						Delaware
Two Nil, LLC						California
United Federal Data of Maryland, LLC						Pennsylvania
United Federal Data of New Jersey, LLC						Pennsylvania
United Federal Data of New York, LLC						Pennsylvania
United Federal Data of Virginia, LLC						Pennsylvania
Universal Cable Holdings, Inc.						Delaware
Via D’Oro, Inc.						Delaware
W.K. Communications, Inc.						Kansas