Sonic To Present At the CIBC World Markets

7th ANNUAL CONSUMER GROWTH CONFERENCE
OKLAHOMA CITY (July 3, 2007) – Sonic Corp. (NASDAQ:SONC), the nation's largest chain of drive-in restaurants, today announced that the company will participate at the CIBC World markets 7th Annual Consumer Growth Conference, which takes place in Boston on July 10-12. The investor presentation by Sonic's management is scheduled to begin at 9:10 a.m. ET on Wednesday, July 11, and will be available to investors via a live audio webcast. A link to the webcast can be found at the investor section of the company's website, www.sonicdrivein.com, and the event will be available for replay using that same link for a period of 30 days.

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