Sonic to Release Second Quarter 2013 Financial Results on March 25, 2013

  Sonic to Release Second Quarter 2013 Financial Results on March 25, 2013

Business Wire

OKLAHOMA CITY -- March 13, 2013

Sonic Corp. (NASDAQ: SONC), the nation's largest chain of drive-in
restaurants, today announced that it will release results for the quarter
ended February 28, 2013 after the market close on March 25, 2013. The company
will host a conference call to review financial results on Monday, March 25,
2013, at 5:00 PM ET.

The conference call can be accessed live over the phone by dialing (888)
690-2878 or (913) 312-1296 for international callers. A replay will be
available one hour after the call and can be accessed by dialing (877)
870-5176 or (858) 384-5517 for international callers; the conference ID is
6986684. The replay will be available until Monday, April 1, 2013. An online
replay of the conference call will be available approximately two hours after
the conclusion of the live broadcast. A link to this event will be available
on the investor section of the company's website,

About Sonic

Sonic, America's Drive-In, originally started as a hamburger and root beer
stand in 1953 in Shawnee, Oklahoma called Top Hat Drive-In, and then changed
its name to Sonic in 1959. The first drive-in to adopt the Sonic name is still
serving customers in Stillwater, Oklahoma. Sonic has more than 3,500 drive-ins
coast to coast, where approximately three million customers eat every day. For
more information about Sonic Corp. and its subsidiaries, visit Sonic at



Sonic Corp.
Claudia San Pedro, 405-225-4846
Vice President of Investor Relations/Communications and Treasurer
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