CoreSite Realty Corporation Schedules Second Quarter 2013 Earnings Release and Conference Call

CoreSite Realty Corporation Schedules Second Quarter 2013 Earnings Release and
Conference Call

DENVER, June 28, 2013 (GLOBE NEWSWIRE) -- CoreSite Realty Corporation (the
"Company") (NYSE:COR), a national provider of powerful, network-rich data
centers, today announced the Company will release its second quarter 2013
financial results prior to market open on Thursday, July 25, 2013, to be
followed by its quarterly conference call at 12:00 p.m. (Eastern time).

The call will be accessible by dialing +1-877-407-3982 (domestic) or
+1-201-493-6780 (international). A replay will be available until August 1,
2013 and can be accessed shortly after the call by dialing +1-877-870-5176
(domestic) or +1-858-384-5517 (international). The passcode for the replay is

The quarterly conference call will also be offered as a simultaneous webcast,
accessible by visiting and clicking on the "Investors" link.
An on-line replay will be available for a limited time immediately following
the call.

About CoreSite

CoreSite Realty Corporation (NYSE:COR) is the data center provider chosen by
more than 750 of the world's leading carriers and mobile operators, content
and cloud providers, media and entertainment companies, and global enterprises
to run their performance-sensitive applications and to connect and do
business. CoreSite propels customer growth and long-term competitive advantage
through the CoreSite Mesh by connecting the Internet, private networking,
mobility, and cloud communities within and across its 14 high-performance data
center campuses in nine markets in North America. With direct access to 275+
carriers and ISPs, over 180 leading cloud and IT service providers, more than
15,000 cross-connects, inter-site connectivity, and the nation's first Open
Cloud Exchange that provides access to thousands of lit buildings and multiple
key cloud on-ramps, CoreSite provides easy, efficient and valuable gateways to
global business opportunities. For more information, visit

CONTACT: CoreSite Investor Relations Contact
         +1 303.222.7276
         CoreSite Media Contact
         Jeannie Zaemes | CoreSite Marketing Senior Director
         +1 720.446.2006 | +1 866.777.CORE
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