Home Services Pilot Information Rental Aircraft Flight School Aircraft Maintenance Cars & Hotels Medical Examiners Opportunities Related Links Enterprise Car Rental Welcome To Prime Aero Inc. Prime Aero Inc is a Fixed Base Operator at Union County Airport (MRT) in Marysville, OH. We are located in central Ohio and just 15 miles northwest of Columbus. Please feel free to contact us with your general aviation travel arrangements to the area. Contact Information Address 760 Clymer Rd, Marysville, OH 43040 FBO Phone Number (937) 644-2055 Fax Number (937) 644-2284 AWOS Phone Number (937) 644-2967 General Email primeaero@rrohio.com Maintenance Email primeaero@rrohio.com Hours of Operation Winter Hours (Oct - Mar) 8am-6pm Mid-Season (April & Sept) 8am-8pm Summer Hours (May - Aug) 8am-9pm *After Hours and Emergency Phone Numbers are posted on FBO door. Site Hosted By...Controller.com ® © Copyright by Sandhills Publishing Company 2012. All rights reserved. Reproduction of material appearing on this Web site is strictly prohibited without written permission. Controller, Executive Controller, and Charter Hub are registered trademarks of Sandhills Publishing Company.