Location Our 72-unit storage facility is located at 386 S Main St, just a short walk from downtown and minutes away from Franklin College. Our clients enjoy 24/7 access to their ground floor units. Mainstay Storage PO Box 1126 Franklin, IN 46131 (317) 886-8501 Contact Us Full Name* Email* Phone*Message*CAPTCHAPhoneThis field is for validation purposes and should be left unchanged.