FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * Mauro Douglas W   2. Issuer Name and Ticker or Trading Symbol IDT CORP [IDT,IDT.C] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Chief Tax Officer (Last) (First) (Middle) C/O IDT CORPORATION, 520 BROAD STREET 3. Date of Earliest Transaction (Month/Day/Year) 09/21/2009 (Street) NEWARK, NJ 07102 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Class B Common Stock               1,692 (1) I By 401(k) Plan Class B Common Stock               3,181 (2) D

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Employee Stock Option (right to buy)

$ 28.3125

12/17/2009

A

1,666

01/01/2002

12/31/2014(3)

Class B Common Stock

1,666

$ 0

1,666

D

Employee Stock Option (right to buy)

$ 26.5545

12/17/2009

A

6,666

04/01/2004(4)

04/04/2016(5)

Class B Common Stock

6,666

$ 0

6,666

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Mauro Douglas W C/O IDT CORPORATION 520 BROAD STREET NEWARK, NJ 07102			Chief Tax Officer

Signatures

Joyce J. Mason, by Power of Attorney		09/22/2009
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	As of August 31, 2009.
(2)	Shares of Restricted Stock, all of which are vested.
(3)	Previously granted to the Reporting Person on January 1, 2000. On September 17, 2009, the expiration date to exercise such Employee Stock Option was extended from December 31, 2009 to December 31, 2014.
(4)	3,333 of these options vested on April 1, 2003 and 3,333 of these options vested on April 1, 2004.
(5)	Previously granted to the Reporting Person on April 5, 2001. On September 17, 2009, the expiration date to exercise such Employee Stock Option was extended from April 4, 2011 to April 4, 2016.

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