Directions to Markey Marine Service, Inc. Directions to Markey Marine Service, Inc. Search | Advanced Search | New Members | Coupons and Discounts | All Categories Automotive, Aviation & Marine >> Marinas & Marine Services Markey Marine Service, Inc. 98250 Overseas HighwayKey Largo, FL 33037 | map Luis Valladares 305-852-3337 | fax: 305-852-3868 Visit Site Get directions to: Markey Marine Service, Inc., 98250 Overseas Highway, Key Largo FL Get directions from: Click to Print This Page