Volk Field Airport is a public airport located in Camp Douglas, Wisconsin, USA. It is owned and operated by the Wisconsin Air National Guard (ANG). The airport was established in 1918 and is named in honor of Major Julius Adolph Volk, who was killed in action during World War I. Volk Field has been in continuous operation since it first opened its doors.

The airport code of VOK was determined by the International Air Transport Association (IATA), which assigns codes to all airports worldwide. The code is derived from the first two letters of the airport's name, Volk.

Volk Field is a general aviation airport and does not have any commercial scheduled airline service. However, the airport is used frequently for air shows, military exercises, and training. The airport is home to the Wisconsin Air National Guard's 115th Fighter Wing, which operates F-16 Fighting Falcon fighter jets. The airport also serves as a base for the Wisconsin Army National Guard’s 1st Battalion, 147th Aviation Regiment, which operates CH-47 Chinook helicopters.

On an average day, Volk Field Airport sees around 300 takeoffs and landings. The airport is also an important stop for corporate jets and private aircraft. Several airlines, such as Delta, American Airlines, and United, serve the airport. These flights are typically used for business or leisure travel.

Volk Field Airport is a vital part of Wisconsin's air defense system and is one of the few airports in the state that is capable of hosting military aircraft. The airport is equipped with the necessary infrastructure to support both civilian and military aircraft. This includes runways, taxiways, aircraft parking aprons, and a control tower.

Volk Field Airport is an important part of the Wisconsin Air National Guard and has served the state for over 100 years. The airport is named in honor of Major Julius Adolph Volk, who made the ultimate sacrifice for his country during World War I. The airport code of VOK is a fitting tribute to the Major and the airport’s proud history.