Ramstein Air Base, Germany, serves as headquarters for U.S. Air Forces in Europe and is also a North Atlantic Treaty Organization installation.

The host unit at Ramstein is the 86th Airlift Wing and is composed of seven groups, 30 squadrons and four bases in Germany, Spain, Belgium, and Portugal. The wing's mission is to generate and employ air mobility; to operate and enable air, space and cyberspace power projection platforms; and to forge ready and resilient leaders. The wing also conducts USAFE's only airlift, airdrop and aeromedical evacuation operations flying C-21, C-37 and C-130J aircraft, as well as provide combat airlift and operate the Air Force's premier installation to enable and assure strategic capabilities. 

In addition to USAFE and the NATO Allied Air Component Command Headquarters, also residing on Ramstein is: 3rd Air Force; the 435th Air Ground Operations Wing, USAFE's first wing solely dedicated to supporting battlefield Airmen; the 521st Air Mobility Operations Wing, providing Air Mobility Command's command and control, en route maintenance support, and air transportation services for theater and strategic air mobility missions in Europe and Southwest Asia; and a variety of tenant organizations.