Sonic Drive-In
Business hours
| Monday | 10:00am to 12:00am |
| Tuesday | 10:00am to 12:00am |
| Wednesday | 10:00am to 12:00am |
| Thursday | 10:00am to 12:00am |
| Friday | 10:00am to 1:00am |
| Saturday | 9:00am to 1:00am |
| Sunday | 9:00am to 12:00am |
About us
For more than 60 years, SONIC, America’s Drive-In has built the ultimate dining experience with our drive-in restaurants and we proudly serve our guests in San Marcos, CA. We did it by sticking to what made drive-ins so popular in the first place: made-to-order American classics, signature menu items, and speedy service from friendly Carhops full of fun and personality. Cruise on over to us at 1215 Grand Avenue for the ultimate SONIC experience!
| Payment options | American Express, Apple Pay, Cash, Check, Discover, MasterCard, Visa |
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