Supermarkets in Keystone, Colorado The most complete information about Supermarkets in Keystone, Colorado: Addresses, phone numbers, reviews and other information. All stores Clothing Convenience Liquor Mall Supermarket All supermarkets in Keystone Gateway Grocery & Liquor Liquor Supermarket Closed now Until 10:30 am 23110 U.S. 6, Keystone, CO 80435 Get Directions Contacts Write a review Keystone Grocery & Gas Convenience Liquor Supermarket Closed now Until 07:00 am 21801 U.S. 6, Keystone, CO 80435 Get Directions Contacts Write a review ✗ Facebook Google Plus Twitter