Ownership Submission
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 *
  SANDELL ASSET MANAGEMENT CORP
 2. Date of Event Requiring Statement (Month/Day/Year)
05/02/2007		 3. Issuer Name and Ticker or Trading Symbol
INFOSPACE INC [INSP]
(Last)
(First)
(Middle)
40 WEST 57TH STREET, 26TH FLOOR		 4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) __X__ Other (specify below)
See Remarks
 5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW YORK, NY 10019		 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)
Common Stock, par value $0.0001 per share 2,771,204
I
See Footnote (1)

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

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
SANDELL ASSET MANAGEMENT CORP
40 WEST 57TH STREET
26TH FLOOR
NEW YORK, NY 10019		   X     See Remarks

Signatures

/s/ Thomas E. Sandell, Sandell Asset Management Corp., by Thomas E. Sandell in his capacity as Chief Executive Officer 05/09/2007
**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) Sandell Asset Management Corp. ("SAMC") is deemed to hold shares of common stock of InfoSpace, Inc. (the "Shares") indirectly as a beneficial owner. The Shares are held directly by Castlerigg Master Investments Ltd. and CGS, Ltd. (together, the "Funds"). SAMC serves as investment manager to the Funds. SAMC disclaims beneficial ownership of such securities except to the extent of its pecuniary interest therein.
 
Remarks:
SAMC may be deemed a director by virtue of the fact that an employee of SAMC (Nick Graziano) currently serves on the board
of directors of InfoSpace, Inc.  Mr. Graziano's Non-Employee Director Grant derivative securities are reported on Mr.
 Graiano's Form 4 dated May 4, 2007.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, See Instruction 6 for procedure.

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