Harford Transit is a public transportation service of the Harford County, Maryland Department of Transportation. It provides seven city fixed route services in this suburban Baltimore county. The Maryland Transit Administration compliments these routes, providing bus access to Baltimore with its commuter lines, or access to Baltimore or Washington via rail.
- 1&1A Havre de Grace-Aberdeen-Bel Air
- 2&2A Joppatowne-Abingdon-Edgewood-Bel Air
- 3 Bel Air Circular
- 4 Aberdeen Circular
- 5 Edgewood Circular
- 6&6A Edgewood-Riverside-Perryman-Aberdeen
- 7 Harford County: Aberdeen-Havre de Grace; Cecil County: Perryville