Free single-patty Sonic Cheeseburger with purchase of same at regular menu price. Redemption Instructions Log in to view the redemption instructions for this offer. Participating locations include: SONIC 500 NW Oak Tree Ln Redmond, OR 97756 Phone: 541-526-5855 Map SONIC 222 NW 4th St Madras, OR 97741 Phone: 541-475-1807 Map SONIC 63076 N Hwy 97 Bend, OR 97701 Phone: 541-306-4153 Map Sharing Options Share Offer Copy Link
