6-K

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

Report of Foreign Private Issuer
Pursuant to Rule 13a-16 or 15d-16 of
The Securities Exchange Act of 1934

For the month of November, 2007

OPTIBASE LTD
(Translation of registrant’s name into English)

2 Gav Yam Center, 7 Shenkar Street, Herzliya 46120, Israel
(Address of principal executive offices)

Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.

Form 20-F x Form 40-F o

Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934.

Yes o No x

If “Yes” is marked, indicate below the file number assigned to the registrant in connection with Rule12g3-2(b): 82- N/A



        Attached hereto and incorporated by reference herein is the PR Optibase Announces Availability of Its Annual Report on Form 20-F through Its Website Pursuant to the Recently Amended NASDAQ Marketplace Rule 4350(b)(1)(A).

        This report is hereby incorporated by reference to the Registration Statements on Form S-8 (File Nos. 333-10840;333-12814;333-13186;333-91650;333-122128;333-137644;333-139688) of the Company.

2



SIGNATURES

        Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

OPTIBASE LTD.
(Registrant)

By: /s/ Amir Philips
——————————————
Amir Philips
Chief Financial Officer

Date: November 7, 2007

3



Media Contacts:
Tally Netzer, Director of Corporate Communications, Optibase, Ltd.
011-972-9-9709-125
tallyn@optibase.com

Jane Pruitt, ink Communications for Optibase
+1-617-488-0988 ext. 3
jane@theinkstudio.com

Investor Relations Contact:
Lee Roth, KCSA for Optibase
+1-212-896-1209
lroth@kcsa.com

Optibase Announces Availability of Its Annual Report on Form 20-F through Its
Website Pursuant to the Recently Amended NASDAQ Marketplace Rule 4350(b)(1)(A)

HERZLIYA, Israel, November 7, 2007 – Optibase Ltd. (Nasdaq: OBAS), today announced that its annual report on Form 20-F, containing audited consolidated financial statements for the year ended December 31, 2006, as filed with the U.S. Securities and Exchange Commission on May 14, 2007, is available through its website (www.optibase.com). Shareholders may receive a hard copy of the annual report free of charge upon request. This press release is being issued pursuant to the recently amended NASDAQ Marketplace Rule 4350(b)(1)(A).

About Optibase

Optibase provides professional encoding, decoding, video server upload and streaming solutions for telecom operators, service providers, broadcasters and content creators. The company’s platforms enable the creation, broadband streaming and playback of high quality digital video.  Optibase’s breadth of product offerings are used in applications, such as: video over DSL/Fiber networks, post production for the broadcast and cables industries, archiving; high-end surveillance, distance learning; and business television.  Headquartered in Israel, Optibase operates through its fully owned subsidiary in Mountain View, California and offices in, Japan, China, India and Singapore.  Optibase products are marketed in over 40 countries through a combination of direct sales, independent distributors, system integrators and OEM partners.  For further information, please visit www.optibase.com

4