ZIFF DAVIS, INC. — Director's Dealing 2011

May 10, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: J2 GLOBAL COMMUNICATIONS INC (JCOM)
CIK: 0001084048
Period of Report: 2011-05-06

Reporting Person: ZUCKER NEHEMIA (Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-06	Common Stock, $0.01 par value	S	17856	$29.8257	Disposed	148156	Direct
2011-05-09	Common Stock, $0.01 par value	S	2200	$29.49	Disposed	145956	Direct

Footnotes

F1: Includes 119,000 shares of restricted stock which remain subject to vesting.

F2: Reflects aggregate reporting of multiple open market transactions. The price reported is the weighted average sale price of sales ranging from $29.75 to $29.967 per share. The Reporting Person hereby undertakes to provide, upon request by the staff of the Securities and Exchange Commission, the Issuer, or a security holder of the Issuer, full information regarding the number of shares sold at each price.