Government Properties Income Trust (NYSE: GOV) today announced that it will host a conference call in conjunction with the announcement of its fourth quarter 2011 financial results. GOV plans to issue a press release containing its fourth quarter 2011 financial results before the NYSE opens on Wednesday, February 22, 2012. Later that afternoon, at 1:00 p.m. Eastern Time, David Blackman, President and Chief Operating Officer, and Mark Kleifges, Chief Financial Officer, will host a conference call to discuss the fourth quarter 2011 results. Following the company’s remarks, there will be a short question and answer period. The conference call telephone number is (877) 209-9920. Participants calling from outside the United States and Canada should dial (612) 332-0802. No pass code is necessary to access the call from either number. Participants should dial in about 15 minutes prior to the scheduled start of the call. A replay of the conference call will be available through 11:59 p.m. Wednesday, March 29, 2012. To hear the replay, dial (320) 365-3844. The replay pass code is 227516. A live audio webcast of the conference call will also be available in a listen-only mode on the company’s web site, which is located at www.govreit.com. Participants wanting to access the webcast should visit the company’s web site about five minutes before the call. The archived webcast will be available for replay on the company’s web site for about one week after the call. Government Properties Income Trust is a real estate investment trust, or REIT, which owns properties leased primarily to the U.S. Government and state governments located throughout the United States. GOV is headquartered in Newton, MA. A Maryland Real Estate Investment Trust with transferable shares of beneficial interest listed on the New York Stock Exchange.No shareholder, Trustee or officer is personally liable for any act or obligation of the Trust.