Above Top: CIÉ AEC Regent IV AR435(Photobus). Above Centre: Dublin Bus Volvo B7TL AV35 in O'Connell St. on the 10. Above Bottom: Bus Éireann Mercedes Hispano MH31 in Sligo.
The history of Dublin Bus & Bus Éireann is only about 14 years. However bus operating in Dublin goes back much further. The histories are from 1945 onwards.
CIÉ era (1945-1987) , Dublin Bus (1987-present) and Bus Éireann (1987-present)