Thumbling is an Asian restaurant in Covina, California. It can be a convenient place to enjoy a meal, take a break, meet friends, or discover a familiar local dining option. Based on the available directory details, it serves food, drinks, or hospitality options, serving the Covina area. In the Aiva-Riva directory, it is listed under Food & Drink, with a focus on Restaurants. The listed address is 228 South Citrus Street, 91791. Published opening hours are Mo-Fr 11:00-21:30; Sa-Su 10:30-21:30. Available contact details include phone, email, and website information.