Exhibit 4.6



 Exhibit 4.6 

TRADEMARK SECURITY AGREEMENT dated as of April 9, 2010 (this
“Agreement”), among ITC^DELTACOM, INC., a Delaware corporation, located at 7037 Old Madison Pike, Huntsville, AL 35806 (the “Borrower”), BUSINESS TELECOM, INC., a North Carolina corporation
(“BTI”), located at 7037 Old Madison Pike, Huntsville, AL 35806, DELTACOM, INC., an Alabama corporation (“DTI”; each of the Borrower, BTI and DTI, a “Grantor” and collectively,
the “Grantors”), located at 7037 Old Madison Pike, Huntsville, AL 35806, and THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., as Collateral Agent (in such capacity, the “Collateral Agent”). 

Reference is made to (a) the Security Agreement dated as of April 9, 2010 (as amended, supplemented or
otherwise modified from time to time, the “Security Agreement”), among the Borrower, the subsidiaries of the Borrower party thereto, including BTI and DTI, and the Collateral Agent, (b) the Credit Agreement dated as of
April 9, 2010 (as amended, refinanced, replaced, restated, supplemented or otherwise modified from time to time, the “Credit Agreement”), among the Borrower, the Lenders party thereto and Credit Suisse AG, Cayman
Islands Branch, as administrative agent, and (c) the Indenture dated as of April 9, 2010 (as amended, refinanced, replaced, restated, supplemented or otherwise modified from time to time, the “Indenture”), among the
Borrower, the subsidiaries of the Borrower identified therein, including BTI and DTI, and The Bank of New York Mellon Trust Company, N.A., as trustee. The Lenders have agreed to extend credit to the Borrower subject to the terms and conditions set
forth in the Credit Agreement and the Holders have agreed to purchase the Notes subject to the terms and conditions set forth in the Indenture. The obligations of the Lenders to extend such credit and of the Holders to purchase the Notes are
conditioned upon, among other things, the execution and delivery of this Agreement. BTI and DTI are affiliates of the Borrower, and will derive substantial benefits from the extension of credit and the purchase of the Notes pursuant to the Credit
Agreement and the Indenture, respectively, and are willing to execute and deliver this Agreement in order to induce the Lenders to extend such credit and the Holders to purchase the Notes. Accordingly, the parties hereto agree as follows:

 SECTION  1.    Terms.    Capitalized terms used in
this Agreement and not otherwise defined herein have the meanings specified in the Security Agreement. The rules of construction specified in Section 1.01(b) of the Security Agreement also apply to this Agreement. 

SECTION  2.    Grant of Security Interest.    As security for
the payment or performance, as the case may be, in full of the First Lien Obligations, each Grantor, pursuant to the Security Agreement, did and hereby does grant to the Collateral Agent, its successors and assigns, for the benefit of the First Lien
Secured Parties, a security interest in and lien on, all right, title or interest in or to any and all of the following assets and properties now owned or at any time hereafter acquired by such Grantor or in which such








 
Grantor now has or at any time in the future may acquire any right, title or interest (collectively, the “Trademark Collateral”): 

(a)    all trademarks, service marks, trade names, corporate names, company names, business names,
fictitious business names, trade styles, trade dress, logos, other source or business identifiers, designs and general intangibles of like nature, now existing or hereafter adopted or acquired, all registrations and recordings thereof, and all
registration and recording applications filed in connection therewith, including registrations and registration applications in the United States Patent and Trademark Office or any similar offices in any State of the United States or any other
country or any political subdivision thereof, and all extensions or renewals thereof, including those listed on Schedule I attached hereto (the “Trademarks”); 

(b)    all goodwill associated with or symbolized by the Trademarks; and 

(c)    all assets, rights and interests that uniquely reflect or embody the Trademarks. 

Notwithstanding the above, the Trademark Collateral shall not include, and the security granted hereunder shall not
attach to, any Excluded Collateral. 
 SECTION  3.    Security
Agreement.    The security interests granted to the Collateral Agent herein are granted in furtherance, and not in limitation of, the security interests granted to the Collateral Agent pursuant to the Security Agreement. Each
Grantor hereby acknowledges and affirms that the rights and remedies of the Collateral Agent with respect to the Trademark Collateral are more fully set forth in the Security Agreement, the terms and provisions of which are hereby incorporated
herein by reference as if fully set forth herein. In the event of any conflict between the terms of this Agreement and the Security Agreement, the terms of the Security Agreement shall govern. 

SECTION  4.    Choice of Law.    This Agreement shall be governed by, and
construed in accordance with, the laws of the State of New York. 
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 IN WITNESS WHEREOF, the parties hereto have duly executed this Agreement as
of the day and year first above written. 
  

							
	ITC^DELTACOM, INC.,
				
		 	by	 		 	
		 		 	  /s/  J. Thomas Mullis
		 		 	  Name:	 	J. Thomas Mullis
		 		 	  Title:	 	Senior Vice President-Legal and Regulatory, General Counsel and Secretary
	
	DELTACOM, INC.,
				
		 	by	 		 	
		 		 	  /s/  J. Thomas Mullis
		 		 	  Name:	 	J. Thomas Mullis
		 		 	  Title:	 	Senior Vice President, General Counsel and Secretary
	
	BUSINESS TELECOM, INC.,
				
		 	by	 		 	
		 		 	  /s/  J. Thomas Mullis
		 		 	  Name:	 	J. Thomas Mullis
		 		 	  Title:	 	Senior Vice President, General Counsel and Secretary


  

 3 









							
	THE BANK OF NEW YORK MELLON TRUST COMPANY, N.A., as Collateral Agent,
				
		 	by	 		 	
		 		 	  /s/  Stefan Victory
		 		 	  Name:	 	Stefan Victory
		 		 	  Title:	 	Vice President


  

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 Schedule I 

I.    Trademarks 
  

							
	Registered Owner	  	Mark	  	Registration
Number	  	Filing Date
	ITC^DeltaCom, Inc.	  	 ITC^DELTACOM

(Class 38)
	  	    2,405,331    	  	    11/21/2000    

	ITC^DeltaCom, Inc.	  	 ITC DELTACOM

and Design (Class 38)
	  	    2,407,859    	  	    11/28/2000    

	ITC^ DeltaCom, Inc.	  	 DELTACOM

(Classes 38 and 42)
	  	    2,071,650    	  	    06/17/1997    

	ITC^DeltaCom, Inc.	  	 E^COM

(Classes 37, 38 and 42)
	  	    2,931,048    	  	    03/08/2005    

	ITC^DeltaCom, Inc.	  	 E^DELTACOM

(Classes 37, 38 and 42)
	  	    2,528,538    	  	    01/08/2002    

	DeltaCom, Inc.	  	 EVERYBODY’S
TALKING
 (Class 38)
	  	    2,900,348    	  	    11/02/2004    

	Business Telecom, Inc	  	 BTI

(Class 38)
	  	    2,427,897    	  	    02/13/2001    


 II.    Common Law Trademarks 

 

					
	  

Owner
  
	  	  

Trademark (U.S. only)
  
	  	  

Anticipated Class
  

	DeltaCom, Inc.	  	SIMPLI-BIZ	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-BUSINESS	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-VOICE	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-MOBILE	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-INTERNET	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-DATA	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-IP	  	Class 38
	DeltaCom, Inc.	  	SIMPLI-HUB	  	Class 38
	DeltaCom, Inc.	  	SIM-BIZ	  	Class 38
	DeltaCom, Inc.	  	SO SIMPLE, IT’S GENIUS!	  	Class 38
	DeltaCom, Inc.	  	SIMPLICI-T	  	Class 38
	DeltaCom, Inc.	  	SIMPLICI-T PLUS	  	Class 38
	DeltaCom, Inc.	  	SIMPLICI-T PLUS IP	  	Class 38
	DeltaCom, Inc.	  	BUSINESS REACH	  	Class 38
	DeltaCom, Inc.	  	ACCOUNTABLE BUSINESS SOLUTIONS	  	Class 38
	DeltaCom, Inc.	  	DELTACOM ADVANTAGE	  	Class 38
	DeltaCom, Inc.	  	DELTACOME ON!	  	Class 38
	DeltaCom, Inc.	  	DELTACOMMUNITY	  	Class 38
	DeltaCom, Inc.	  	DELTACOMMITMENT	  	Class 38
	DeltaCom, Inc.	  	DELTACOMMUNICATION	  	Class 38


III.    Trademark Applications 

NONE 







 IV.    Trademark Licenses 

NONE