Usa-Places.com has listed approx 17 County government offices in MD 21550. Some of the Top rated County government offices in MD 21550 are- Garrett County Government Utilities, Garrett County Government, Garrett County Government Election Board, Garrett County Transit, Garrett County Purchasing Department, Garrett County Extension Services, Garrett County Register-Wills, Garrett County Government Roads, Garrett County Financial Services & Garrett County Human Resources.