Longhorn Steakhouse Share: Restaurants/ Specialty FoodsCaterers / Food Preparation / Personal Chef Longhorn Steakhouse Visit Website 1469 East Whitestone Blvd. Cedar Park, TX 78613 (512) 260-1681 (512) 260-1541 (fax) Facebook Hours: Sun - Thurs: 11:00 am - 10:00 pmFri - Sat: 11:00 am - 11:00 pm About About At LongHorn, we have a passion for grilling inspired by the American West. Our passion is reflected in our legendary steaks and extends beyond steaks to chicken and fish, that are fresh, never frozen.