Shamrock Lake Mono County, CA Trout Follow Share Share Shamrock Lake... Email Facebook Twitter Shamrock LakeFollow Overview Fishing Reports Guides & Tackle California Shamrock Lake Nearby Businesses Guides & Tackle Shops near Shamrock Lake Checkout local fishing businesses near Shamrock Lake. Add your business. Currently, no businesses are listed for Shamrock Lake. Be the first to add yours! Feature your Shamrock Lake Business here! Learn more