Release Details

Digital Realty Trust, Inc. to File Resale Shelf Registration Statement

September 22, 2009

SAN FRANCISCO, Sept. 22 /PRNewswire-FirstCall/ -- Digital Realty Trust, Inc. (the "Company") (NYSE: DLR) announced today that it intends, during the week ending September 25, 2009 or the week ending October 2, 2009, to file with the U.S. Securities and Exchange Commission a registration statement on Form S-3 registering for resale by the holders thereof shares of its common stock, par value $0.01 per share, issuable upon exchange of the 5.50% Exchangeable Senior Debentures due 2029 of its operating partnership, Digital Realty Trust, L.P. The registration statement is anticipated to be immediately effective upon filing.

Holders of the debentures who wish to be named in the prospectus to be contained in the registration statement in order to sell such shares of common stock pursuant to the registration statement are encouraged to complete a selling securityholder notice and questionnaire and promptly return it to the following address, to which written requests for copies of the selling securityholder notice and questionnaire should also be directed:

                         Digital Realty Trust, Inc.
                      560 Mission Street, Suite 2900
                         San Francisco, CA 94105
                          Attn: General Counsel


    For Additional Information:

    A. William Stein                            Pamela Matthews
    Chief Financial Officer and                 Investor/Analyst Information
    Chief Investment Officer                    Digital Realty Trust, Inc.
    Digital Realty Trust, Inc.                  415-738-6532
    415-738-6500

SOURCE Digital Realty Trust, Inc.

Contact: A. William Stein, Chief Financial Officer and Chief Investment Officer, +1-415-738-6500 or Investor/Analyst Information, Pamela Matthews, +1-415-738-6532, both of Digital Realty Trust, Inc.