How Many A-10 Warthogs Are Still In Service?

The A-10 Warthog, officially known as the A-10 Thunderbolt II, is the most well-known close air support aircraft operated by the United States Air Force. The jet, designed initially for ground troop protection, has been in service since 1977 and uses its GAU-8 Avenger cannon and impressive armor to engage armored vehicles and ground forces.