| 21E | Whitehawk to Hove | Only this direction, Mon to Fri (1 trip) | Brighton | | N21 | Whitehawk to Brighton | Evenings only, one way, TueWedThuFriSat (3 trips) Sun (3 trips) | Brighton | | 21A | Brighton (London Road) to Brighton (Marina Village) | Only this direction, Sun (1 trip) | Brighton | | 21 | Brighton (Elm Grove) to Whitehawk | Only this direction, Mon to Fri (1 trip) | Brighton | | 21A | Whitehawk to Brighton | Early Mornings, this way only, Sat (1 trip) | The Big Lemon | | 21 | Whitehawk to Brighton | Details Unknown | The Big Lemon | | N21 | Brighton to Whitehawk | Evenings only, one way, TueWedThuFriSat (3 trips) Sun (3 trips) | Brighton | | 21A | Whitehawk to Brighton | Only this direction, Mon to Fri (1 trip) | Brighton | | 21A | Brighton (Marina Village) to Brighton (Dyke Road) | Only this direction, Mon to Fri (16 trips) Sat (every 60 mins) | Brighton | | 21A | Hove to Brighton | Only this direction, Mon to Fri (9 trips) Sat (every 60 mins) | Brighton | | 21A | Brighton to Hove | Only this direction, Mon to Fri (10 trips) Sat (every 60 mins) | Brighton | | 21A | Hove to Brighton (Marina Village) | Only this direction, Sun (every 60 mins) | Brighton | | 21 | Brighton (Churchill Square to City Centre) | Only this direction, Sat (every 60 mins) | Brighton | | 21 | Brighton (City Centre to Dyke Road) | Only this direction, Mon to Fri (1 trip) Sat (every 60 mins) | Brighton | | 21 | Brighton (Churchill Square) to Whitehawk | Evenings only, one way, Mon to Sat (1 trip) | Brighton | | 21 | Brighton (Churchill Square) to Brighton (Marina Village) | Only this direction, Mon to Fri (14 trips) Sat (every 60 mins) Sun (every 60 mins) | Brighton | | 21 | Brighton (Marina Village) to Brighton (Dyke Road) | Only this direction, Mon to Fri (12 trips) Sat (every 60 mins) Sun (every 60 mins) | Brighton | | 21 | Hove to Brighton | Only this direction, Mon to Fri (15 trips) Sat (2 trips) | Brighton | | 21 | Brighton to Hove | Only this direction, Mon to Fri (13 trips) Sat (3 trips) | Brighton | | 21 | Hove to Whitehawk | Evenings only, one way, Mon to Fri (3 trips) Sat (2 trips) | Brighton | | 21 | Hove to Brighton (Marina Village) | Only this direction, Mon to Sat (1 trip) Sun (2 trips) | Brighton | | 21 | Brighton (Marina Village) to Hove | Only this direction, Mon to Fri (3 trips) Sat (2 trips) | Brighton | | 21 | Whitehawk to Hove | Early Mornings, this way only, Mon to Fri (1 trip) | Brighton |