PostRock Announces First Quarter Earnings Call

PostRock Announces First Quarter Earnings Call

OKLAHOMA CITY, April 30, 2012 (GLOBE NEWSWIRE) -- PostRock Energy Corporation
(Nasdaq:PSTR) announced that it will host its quarterly webcast and conference
call on Friday, May 11, 2012 at 10:00 a.m. Central Time. The live webcast will
be accessible on the 'Investors' page at www.pstr.com, where it will also be
available for replay. The conference call number for participation is
866-516-1003.

About Postrock Energy Corporation

PostRock Energy Corporation is engaged in the acquisition, exploration,
development, production and transportation of oil and natural gas, primarily
in the Cherokee Basin of Kansas and Oklahoma. The Company owns and operates
over 3,000 wells and nearly 2,200 miles of gas gathering lines in the
Basin.It also owns a 1,120 mile interstate natural gas pipeline, which
transports natural gas from northern Oklahoma and western Kansas to Wichita
and Kansas City.

The PostRock Energy Corp. logo is available at
http://www.globenewswire.com/newsroom/prs/?pkgid=7221

CONTACT: Company Contacts:
         North Whipple
         Director, Finance & Investor Relations
         (405) 702-7423

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