$1 off any 1/3 lb Thickburger combo. Redemption Instructions Log in to view the redemption instructions for this offer. Participating locations include: Hardee's 2100 S Koeller St Oshkosh, WI 54902 Phone: 920-231-1234 Map Hardee's 409 Algoma Blvd Oshkosh, WI 54901 Phone: 920-231-7500 Map Sharing Options Share Offer Copy Link