Sonic to Release First Fiscal Quarter 2018 Financial Results on January 4, 2018

Sonic Corp. (NASDAQ:SONC), the nation's largest chain of drive-in restaurants, today announced that it will release results for the quarter ended November 30, 2017, after the market close on January 4, 2018. The company will host a conference call to review financial results on Thursday, January 4, 2018, at 5:00 PM ET.

The conference call can be accessed live over the phone by dialing [phone] or [phone] for international callers. A replay will be available one hour after the call and can be accessed by dialing [phone] or [phone] for international callers; the conference ID is 8837715. The replay will be available until Thursday, January 11, 2018. 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, www.sonicdrivein.com.

About Sonic

SONIC, America's Drive-In is the nation's largest drive-in restaurant chain serving approximately 3 million customers every day. Nearly 94 percent of SONIC's 3,500 drive-in locations are owned and operated by local business men and women. For 64 years, SONIC has delighted guests with signature menu items, 1.3 million drink combinations and friendly service by iconic Carhops. Since the 2009 launch of SONIC's Limeades for Learning philanthropic campaign in partnership with DonorsChoose.org, SONIC has donated $9.5 million to public school teachers nationwide to fund essential learning materials and innovative teaching resources to inspire creativity and learning in today's youth. To learn more about Sonic Corp. (NASDAQ/NM: SONC), please visit sonicdrivein.com and please visit or follow us on Facebook and Twitter. To learn more about SONIC's Limeades for Learning initiative, please visit LimeadesforLearning.com.

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