HOUSTON, Jan. 28, 2011 /PRNewswire/ -- Ultra Petroleum Corp. (NYSE: UPL) announces the following Webcast to discuss its fourth quarter and full year 2010 financial and operating results:


                      Ultra Petroleum Corp. Fourth Quarter and Full Year
    What:             2010 Results Webcast

    When:            February 18, 2011 at 11:00 a.m. Eastern Time

    Where:           http://www.ultrapetroleum.com

                      Live over the internet via the website address
    How:              above

                      Kelly Whitley, info@ultrapetroleum.com,
    Contact:          281-876-0120 x 302

If you are unable to participate during the live Webcast, the conference call will be archived and can be accessed from Ultra's home page at http://www.ultrapetroleum.com.

About Ultra Petroleum

Ultra Petroleum Corp. is an independent exploration and production company focused on developing its long-life natural gas reserves in the Green River Basin of Wyoming - the Pinedale and Jonah fields - and is in the early exploration and development stages in the Appalachian Basin of Pennsylvania - Marcellus Shale. Ultra is listed on the New York Stock Exchange and trades under the ticker symbol "UPL". The company had 152,567,813 shares outstanding on December 31, 2010.

This release can be found at http://www.ultrapetroleum.com

(Logo: http://photos.prnewswire.com/prnh/20020226/DATU029LOGO)

SOURCE Ultra Petroleum Corp.