Exhibit 10.10.4

AMENDMENT NO. 3

TO

GOVERNANCE AGREEMENT

AMENDMENT NO. 3 TO GOVERNANCE AGREEMENT (this Amendment), dated as of January 1, 2010, made among ITC^DeltaCom, Inc., a Delaware corporation (Parent), and each person listed on the signature pages
hereof under the headings WCAS Securityholders and TCP Securityholders.

WITNESSETH:

WHEREAS, the parties to this Amendment wish to amend the Amended and Restated Governance Agreement, dated as of July 26, 2005, as
amended as of July 31, 2007 and as of May 13, 2008 (the Agreement), among Parent, the securityholders of Parent listed on the signature pages thereof and the other parties to such agreement to reflect that W and the TCP
Fund Holders each shall be obligated to use their reasonable best efforts to cause the nomination and election of, and to vote in favor of, two, rather than three, Independent Directors;

NOW, THEREFORE, in consideration of the premises and the mutual covenants and conditions hereinafter set forth, and for other good and
valuable consideration, the receipt and sufficiency of which are hereby acknowledged, the parties hereby agree as follows:

1.    Effectiveness; Capitalized Terms.

(a)    This Amendment shall
be effective as of the date hereof.

(b)    All capitalized terms used in this Amendment and not defined
herein have the meanings ascribed to such terms in the Agreement.

2.    Composition of the Board of
Directors.

(a)    Section 4.1(b) of the Agreement is hereby amended by deleting from the final
sentence of such section the phrase three Independent Directors and substituting in lieu thereof the phrase two Independent Directors.

(b)    Section 4.1(c) of the Agreement is hereby amended by deleting from the final sentence of such section the phrase three Independent Directors and substituting in
lieu thereof the phrase two Independent Directors.

3.    Ownership.

(a)    Each WCAS Securityholder party hereto hereby represents that the WCAS Securityholders beneficially own,
collectively, the number of shares of Parent common stock set forth under the heading WCAS Securityholders on the signature pages hereof.



---

(b)    Each TCP Securityholder party hereto hereby represents that such
TCP Securityholder beneficially owns the number of shares of Parent common stock set forth under the name of such TCP Securityholder on the signature pages hereof.

4.    Miscellaneous. This Amendment shall not constitute an amendment or modification of any provision of the Agreement not expressly referred to herein. Except as expressly set
forth in this Amendment, the terms, provisions and conditions of the Agreement shall remain unchanged and in full force and effect. This Amendment may be executed in counterparts, all of which shall together constitute a single agreement.

5.    Governing Law. This Amendment shall be governed by, and construed in accordance with, the
laws of the State of Delaware without giving effect to principles of conflicts of law.

[signature pages follow]



---

IN WITNESS WHEREOF, the parties have executed this Amendment as of the date set forth in the
first paragraph hereof.



PARENT:ITC^DELTACOM, INC.By:

/s/ J. THOMAS MULLISName:

J. Thomas MullisTitle:

Senior Vice President-Legal and Regulatory[signatures of WCAS Securityholders and TCP Securityholders on following pages]




---

WCAS SECURITYHOLDERS:WCAS CAPITAL PARTNERS III, L.P.By:

WCAS CP III Associates L.L.C., General PartnerBy:

/s/ JONATHAN M. RATHERName:

Jonathan M. RatherTitle:

Managing MemberWELSH, CARSON, ANDERSON &STOWE VIII, L.P.By:

WCAS VIII Associates LLC, General PartnerBy:

/s/ JONATHAN M. RATHERName:

Jonathan M. RatherTitle:

Managing Member40,985,343 shares of Parent common stock




---

TCP SECURITYHOLDERS:SPECIAL VALUE ABSOLUTE RETURNFUND, LLCBy:

Tennenbaum Capital Partners, LLCIts:

Investment ManagerBy:

/s/ HOWARD M. LEVKOWITZName:

Howard M. LevkowitzTitle:

Managing Partner623,647 shares of Parent common stockSPECIAL VALUE CONTINUATIONPARTNERS, LPBy:

Tennenbaum Capital Partners, LLCIts:

Investment ManagerBy:

/s/ MICHAEL LEITNERName:

Michael LeitnerTitle:

Managing Partner10,890,068 shares of Parent common stock