Exhibit
10.1




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Mediacom Illinois Mediacom
Indiana Mediacom Iowa Mediacom Minnesota Mediacom
Wisconsin Zylstra Mediacom
Midwest Borrowers Mediacom Arizona Mediacom California Mediacom
Delaware Mediacom Southeast Mediacom USA Borrowers Borrowers
 Credit Agreement
  -2-




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Lender Addendum
 Tranche D Incremental Facility Effective Date
 Tranche D Term Loan
 Tranche D Term Loan Commitment
 Tranche D Term Loan Funding Date provided
 Tranche D Term Loan Lender
 Tranche D Term Loan Maturity Date
   Commitments
 Termination of Commitments
  -3-




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Repayment of Loans
 (A)
    
    (B)Principal Payment Date
    
    Percentage ReductionDecember 31, 2009
    
    
    0.250
    %March 31, 2010
    
    
    0.250
    %June 30, 2010
    
    
    0.250
    %September 30, 2010
    
    
    0.250
    %December 31, 2010
    
    
    0.250
    %March 31, 2011
    
    
    0.250
    %June 30, 2011
    
    
    0.250
    %September 30, 2011
    
    
    0.250
    %December 31, 2011
    
    
    0.250
    %March 31, 2012
    
    
    0.250
    %June 30, 2012
    
    
    0.250
    %September 30, 2012
    
    
    0.250
    %December 31, 2012
    
    
    0.250
    %March 31, 2013
    
    
    0.250
    %June 30, 2013
    
    
    0.250
    %September 30, 2013
    
    
    0.250
    %December 31, 2013
    
    
    0.250
    %March 31, 2014
    
    
    0.250
    %June 30, 2014
    
    
    0.250
    %September 30, 2014
    
    
    0.250
    %December 31, 2014
    
    
    0.250
    %March 31, 2015
    
    
    0.250
    %June 30, 2015
    
    
    0.250
    %September 30, 2015
    
    
    0.250
    %December 31, 2015
    
    
    0.250
    %March 31, 2016
    
    
    0.250
    %June 30, 2016
    
    
    0.250
    %September 30, 2016
    
    
    0.250
    %December 31, 2016
    
    
    0.250
    %March 31, 2017
    
    
    92.750
    %
  -4-




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Applicable Margin
 Eurodollar Rate Floor
 Eurodollar Rate
 Delivery of Lender Addenda
 Status of Agreement
 Upfront Fee Upfront Fee
 Tranche D Commitment Fee
  -5-




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Counterparts of Agreement
 Opinion of Counsel to Obligors
 Organizational Documents
 Officers Certificate
 Fees and Expenses
  -6-




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Other Documents
    Absence of Default
 Representations and Warranties
 Notice of Borrowing
   Expenses
  -7-




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Counterparts; Integration; Effectiveness
 Governing Law
 Headings
  -8-




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MEDIACOM ILLINOIS LLCMEDIACOM INDIANA LLCMEDIACOM IOWA LLCMEDIACOM MINNESOTA LLCMEDIACOM WISCONSIN LLCMEDIACOM ARIZONA LLCMEDIACOM CALIFORNIA LLCMEDIACOM DELAWARE LLCMEDIACOM SOUTHEAST LLCBy: Mediacom LLC, MemberBy: Mediacom CommunicationsCorporation, MemberBy:
    
    /s/ Calvin CraibName:  Calvin CraibTitle:   Senior Vice
President, Corporate Finance and Business DevelopmentZYLSTRA COMMUNICATIONS CORP.By:
    
    /s/ Mark E. StephanName:  Mark E. StephanTitle:   Executive
Vice President and Chief Financial Officerc/o Mediacom LLC100 Crystal Run RoadMiddletown, New York 10941Attention: Mark E. StephanTelecopier No.: (845) 695-2639Telephone No.: (845) 695-2600
 [Incremental Facility Agreement Signature Page]




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JPMORGAN CHASE BANK, N.A.,as Administrative AgentBy:
    
    /s/ Ann B. KernsName:  Ann B. KernsTitle:   Vice
PresidentAddress for Notices toJPMorgan Chase Bank, N.A.,as Administrative Agent:JPMorgan Chase Bank, N.A.1111 Fannin Street, 10th FloorHouston, Texas 77002-8069Attention: Loan and Agency Services GroupTelephone No.: 713-750-2102Telecopier No.: 713-750-2782
 [Incremental Facility Agreement Signature Page]




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By:
    
    /s/ Calvin CraibName:  Calvin CraibTitle:   Senior Vice
President Corporate Finance and Business Development
  
 [Incremental Facility Agreement Signature Page]




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MEDIACOM MANAGEMENT CORPORATIONBy:
    
    /s/ Mark E. StephanName:  Mark E. StephanTitle:   Senior Vice
President and Chief Financial Officer
  
 [Incremental Facility Agreement Signature Page]




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MEDIACOM INDIANA PARTNERCO LLC
 By: Mediacom LLC, MemberBy: Mediacom Communications Corporation, MemberBy:
    
    /s/ Calvin CraibName:  Calvin CraibTitle:   Senior Vice
President, Corporate Finance and Business Development
  
 [Incremental Facility Agreement Signature Page]




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MEDIACOM INDIANA HOLDINGS, L.P.By: Mediacom Indiana Partnerco LLC, General PartnerBy: Mediacom LLC, MemberBy: Mediacom Communications Corporation, MemberBy:
    
    /s/ Calvin CraibName:  Calvin CraibTitle::   Senior
Vice President, Corporate Finance and Business Development
  
 [Incremental Facility Agreement Signature Page]




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ILLINI CABLE HOLDING, INC.By:
    
    /s/ Mark E. StephanName:  Mark E. StephanTitle:   Vice
PresidentILLINI CABLEVISION OF ILLINOIS, INC.By:
    
    /s/ Mark E. StephanName:  Mark E. StephanTitle:   Vice
President
 [Incremental Facility Agreement Signature Page]




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MEDIACOM COMMUNICATIONS CORPORATIONBy:
    
    /s/ Calvin CraibName:  Calvin CraibTitle:   Senior Vice
President, Corporate Finance and Business Development
 [Incremental Facility Agreement Signature Page]




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Incremental Facility Agreement Mediacom
Illinois Mediacom Indiana Mediacom Iowa Mediacom
Minnesota Mediacom Wisconsin Zylstra Mediacom Midwest Borrowers Mediacom Arizona Mediacom California Mediacom Delaware Mediacom Southeast Mediacom USA Borrowers Borrowers Tranche D Term Loan Lenders Administrative Agent Credit Agreement




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Amount ofTranche D Term Loan Commitment:
    
    [Name of Tranche D Term Loan Lender]$By:Name:Title:
 [DO NOT COMPLETE UNTIL FINAL COMMITMENT ALLOCATIONS HAVE BEEN DETERMINED.]




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Accepted and agreed:JPMORGAN CHASE BANK, N.A.,as Administrative AgentBy:
    

/s/Name:Title:MEDIACOM ILLINOIS LLC
MEDIACOM INDIANA LLC
MEDIACOM IOWA LLC
MEDIACOM MINNESOTA LLC
MEDIACOM WISCONSIN LLC
MEDIACOM ARIZONA LLC
MEDIACOM CALIFORNIA LLC
MEDIACOM DELAWARE LLC
MEDIACOM SOUTHEAST LLCBy: Mediacom LLC, MemberBy: Mediacom Communications
Corporation, MemberBy:
    
    /s/ Calvin CraibName:  Calvin CraibTitle:   Senior Vice
President, Corporate Finance and Business DevelopmentZYLSTRA COMMUNICATIONS CORP.By:
    
    /s/ Mark E. StephanName:  Mark E. StephanTitle:   Executive
Vice President and Chief Financial Officerc/o Mediacom LLC
100 Crystal Run Road
Middletown, New York 10941
Attention: Mark Stephan
Telecopier No.: (845) 695-2639
Telephone No.: (845) 695-2600