FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF 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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(Print or Type Responses)

1. Name and Address of Reporting Person *   KATZ YONA 2. Date of Event Requiring Statement (Month/Day/Year) 01/30/2006 3. Issuer Name and Ticker or Trading Symbol IDT CORP [IDT,IDT.C] (Last) (First) (Middle) C/O IDT CORPORATION, 520 BROAD STREET 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP of Business Development 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) NEWARK, NJ 01702 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 Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) Class B Common Stock, par value $.01 per share 1,506 (1) I By 401(k) Plan Class B Common Stock, par value $.01 per share 9,326 (2) D   Class B Common Stock, par value $.01 per share 6,666 (3) D   Class B Common Stock, par value $.01 per share 16,000 (4) D Â

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	04/01/2004	04/04/2011	Class B Common Stock	6,666	$ 8.8515	D	Â
Employee Stock Option (right to buy)	01/24/2005	04/04/2011	Class B Common Stock	16,668	$ 8.8515	D	Â
Employee Stock Option (right to buy)	01/01/2005	12/12/2011	Class B Common Stock	7,500	$ 12.06	D	Â
Employee Stock Option (right to buy)	10/01/2003	09/05/2012	Class B Common Stock	10,000	$ 14.45	D	Â
Employee Stock Option (right to buy)	10/01/2004	09/05/2012	Class B Common Stock	10,000	$ 14.45	D	Â
Employee Stock Option (right to buy)	07/01/2004	01/02/2013	Class B Common Stock	10,000	$ 14.95	D	Â
Employee Stock Option (right to buy)	01/01/2005	01/02/2013	Class B Common Stock	10,000	$ 14.95	D	Â
Employee Stock Option (right to buy)	01/24/2005	01/02/2013	Class B Common Stock	20,000	$ 14.95	D	Â
Employee Stock Option (right to buy)	12/16/2004	12/15/2013	Class B Common Stock	8,333	$ 19.91	D	Â
Employee Stock Option (right to buy)	01/24/2005	12/15/2013	Class B Common Stock	16,667	$ 19.91	D	Â
Employee Stock Option (right to buy)	01/24/2005	11/22/2014	Class B Common Stock	24,999	$ 15.67	D	Â
Employee Stock Option (right to buy)	07/28/2005	07/27/2015	Class B Common Stock	23,750	$ 12.93	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
KATZ YONA C/O IDT CORPORATION 520 BROAD STREET NEWARK, NJ 01702	Â	Â	  EVP of Business Development	Â

Signatures

Joyce J. Mason, by Power of Attorney		02/03/2006
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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 January 31, 2006.
(2)	Shares of Restricted Stock.
(3)	Grant of restricted stock that vests on 1/2/2007.
(4)	Grant of Restricted Stock that vests as follows: 8,000 shares on 2/1/2007 and 8,000 shares on 2/1/2008.

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