Welcome to Joint Base Charleston The Joint Base Charleston community encompasses more than 20,000 active-duty, Reserve and civilian personnel, spanning across its Air Base and Weapons Station. The Air Base, Weapons Station, the local community and the Department of Defense believe joint basing is the stepping stone to making Charleston a joint logistics, transportation and engineering hub and the worldwide leader in moving people, vehicles, munitions and supplies via air, land, sea and rail. Unique with over 53 Joint Base ...