| 21 | Forfar to Brechin | Mon to Fri (1 trip) | Stagecoach Fife | | 21B | Forfar to Stracathro | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21D | Dundee to Forfar | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21A | Brechin to Forfar | Only this direction, Mon to Fri (5 trips) Sat (every 60 mins) | Stagecoach Fife | | 21 | Forfar to Stracathro | Only this direction, Mon to Fri (1 trip) Sat (2 trips) | Stagecoach Fife | | 21 | Stracathro to Forfar | Only this direction, Mon to Fri (3 trips) Sat (2 trips) | Stagecoach Fife | | 21 | Brechin to Dundee | Early Mornings, this way only, Mon to Fri (1 trip) | Stagecoach Fife | | 21 | Stracathro to Dundee | Mon to Sat (every 60 mins) | Stagecoach Fife | | 21B | Stracathro to Dundee | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21B | Stracathro to Dundee | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21A | Forfar to Brechin | Mon to Fri (7 trips, 2 back) Sat (every 60 mins) Sun (1 trip) | Stagecoach Fife | | 21A | Orchardbank to Brechin | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21A | Forfar to Stracathro | Only this direction, Mon to Fri (2 trips) Sat (1 trip) | Stagecoach Fife | | 21A | Stracathro to Forfar | Only this direction, Sun (4 trips) | Stagecoach Fife | | 21A | Forfar to Stracathro | Only this direction, Sun (3 trips) | Stagecoach Fife | | 21A | Brechin to Dundee | Only this direction, Sat (1 trip) Sun (1 trip) | Stagecoach Fife | | 21A | Stracathro to Forfar | Evenings only, one way, Mon to Sat (2 trips) | Stagecoach Fife | | 21A | Dundee to Stracathro | Only this direction, Mon to Fri (2 trips) Sat (1 trip) | Stagecoach Fife | | 21A | Dundee to Stracathro | Only this direction, Sun (2 trips) | Stagecoach Fife | | 21A | Stracathro to Dundee | Evenings only, one way, Sun (1 trip) | Stagecoach Fife | | 21A | Stracathro to Dundee | Only this direction, Mon to Fri (1 trip) | Stagecoach Fife | | 21A | Stracathro to Dundee | Evenings only, one way, Mon to Fri (1 trip) | Stagecoach Fife |