SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13G

(RULE 13d - 102)

INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT TO 13d-1(b), (c) AND (d) AND AMENDMENTS THERETO FILED PURSUANT TO 13d-2(b)

(Amendment No.1)*

TNS, Inc.

(Name of Issuer)

Common Stock

(Title of Class of Securities)

872960109

(CUSIP Number)

December 31, 2006

(Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

o Rule 13d-1(b)

x Rule 13d-1(c)

o Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

1.	NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Elliott Associates, L.P.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

	(a)	x
	(b)	o

3.	SEC USE ONLY

4.	CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.	SOLE VOTING POWER

634,880

6.	SHARED VOTING POWER

7.	SOLE DISPOSITIVE POWER

634,880

8.	SHARED DISPOSITIVE POWER

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

634,880

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)

EXCLUDES CERTAIN SHARES*

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

2.6%

12.	TYPE OF REPORTING PERSON*

*SEE INSTRUCTIONS BEFORE FILLING OUT!

1.	NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Elliott International, L.P.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

	(a)	x
	(b)	o

4.	CITIZENSHIP OR PLACE OF ORGANIZATION

Cayman Islands, British West Indies

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH:

5.	SOLE VOTING POWER

6.	SHARED VOTING POWER

952,320

7.	SOLE DISPOSITIVE POWER

8.	SHARED DISPOSITIVE POWER

952,320

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

952,320

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)

EXCLUDES CERTAIN SHARES*

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

4.0%

12.	TYPE OF REPORTING PERSON*

*SEE INSTRUCTIONS BEFORE FILLING OUT!

1.	NAMES OF REPORTING PERSONS

I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY)

Elliott International Capital Advisors Inc.

2.	CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP*

	(a)	x
	(b)	o

3.	SEC USE ONLY

4.	CITIZENSHIP OR PLACE OF ORGANIZATION

Delaware

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

5.	SOLE VOTING POWER

6.	SHARED VOTING POWER

952,320

7.	SOLE DISPOSITIVE POWER

8.	SHARED DISPOSITIVE POWER

952,320

9.	AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

952,320

10.	CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9)

EXCLUDES CERTAIN SHARES*

11.	PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

4.0%

12.	TYPE OF REPORTING PERSON*

*SEE INSTRUCTIONS BEFORE FILLING OUT!

This statement is filed with respect to the shares of common stock (the “Common Stock”) of TNS, Inc. (the “Issuer”) beneficially owned by Elliott Associates, L.P. (“Elliott Associates”), Elliott International, L.P. (“Elliott International”) and Elliott International Capital Advisors Inc. (“International Advisors” and collectively, the “Reporting Persons”) as of December 31, 2006 and amends and supplements the Schedule 13G originally filed on June 26, 2006 (the “Schedule 13G”). Except as set forth herein, the Schedule 13G is unmodified.

Item 4.

Ownership.

Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

(a)

Amount beneficially owned:

Elliott Associates beneficially owns 634,880 shares of Common Stock.

Elliott International and International Advisors together beneficially own 952,320 shares of Common Stock.

Elliott Associates, Elliott International and International Advisors together beneficially own an aggregate of 1,587,200 shares of Common Stock.

(b)

Percent of class:

Elliott Associates’ beneficial ownership of 634,880 shares of Common Stock constitutes 2.6% of all of the outstanding shares of Common Stock.

Elliott International and International Advisors’ aggregate beneficial ownership of 952,320 shares of Common Stock constitutes 4.0% of all of the outstanding shares of Common Stock.

Elliott Associates, Elliott International and International Advisors’ aggregate beneficial ownership of 1,587,200 shares of Common Stock constitutes 6.6% of all the outstanding shares of Common Stock.

(c)

Number of shares as to which such person has:

(i)

Sole power to vote or to direct the vote

Elliott Associates has sole power to vote or direct the vote of 634,880 shares of Common Stock.

(ii)

Shared power to vote or to direct the vote

Elliott International and International Advisors together have shared power to vote or direct the vote of 952,320 shares of Common Stock.

(iii)

Sole power to dispose or to direct the disposition of

Elliott Associates has sole power to dispose or direct the disposition of 634,880 shares of Common Stock.

(iv)

Shared power to dispose or to direct the disposition of

Elliott International and International Advisors together have shared power to dispose or direct the disposition of 952,320 shares of Common Stock.

Item 10.

Certification.

By signing below the undersigned certifies that, to the best of its knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

SIGNATURES

After reasonable inquiry and to the best of its knowledge and belief, each of the undersigned certifies that the information with respect to it set forth in this statement is true, complete, and correct.

Dated:

February 14, 2007

ELLIOTT ASSOCIATES, L.P.
By: Elliott Capital Advisors, L.P., as General Partner

		By: Braxton Associates, Inc., as General Partner

			By:	/s/ Elliot Greenberg
				Elliot Greenberg
				Vice President


ELLIOTT INTERNATIONAL, L.P.
By: Elliott International Capital Advisors Inc., as Attorney-in-Fact

By:			/s/ Elliot Greenberg
			Elliot Greenberg
			Vice President


ELLIOTT INTERNATIONAL CAPITAL ADVISORS INC.


By: /s/ Elliot Greenberg
	Elliot Greenberg
	Vice President