501st Combat Support Wing
In July 2023, the 501st CSW officially relocated its main headquarters to RAF Fairford
https://www.501csw.usafe.af.mil/
422D Air Base Group
Operating underneath the 501st CSW is the 422d Air Base Group, based at RAF Croughton, with responsibility for the 420th ABS at RAF Fairford and the 420th Munitions Squadron at RAF Welford
