List of Jamba Juice Stores in Union City, CA Outlet Note Regular Brands Jamba Juice California Union City Rating 4.6 based on 61 votes Official Website http://www.jambajuice.com/ Products Fruit Refreshers Smoothies Juices NameAddressPhone Name/Address/Phone Jamba Juice outlet - Union City 32358 Dyer St. (510) 324-3543 People Also Viewed