The Seneca Regional Planning Commission is located at the Seneca County RTA Building, 109 South Washington Street in Tiffin, Ohio. Our office is on the lower level (Basement) and our hours are generally 8:30 a.m. to 4:30 p.m. Since our staff numbers are low, an appointment is recommended.
Seneca Regional Planning Commission
109 South Washington Street
Tiffin, OH 44883
Phone: (419) 443-7936