Dublin–Sligo railway line
The Dublin to Sligo line is a main line railway route operated by Iarnród Éireann in Ireland. It starts in Dublin Connolly station, terminating at Sligo Mac Diarmada railway station in Sligo. The route is double track as far as Maynooth, being single track with passing loops between there and Sligo.
Commuter operates the suburban services operates between Dublin and Maynooth. These start from Dublin Pearse station, which connects with the route to Rosslare Europort. Some trains from Gorey and Rosslare Europort also run through to the Sligo line.
Intercity services to Sligo operate from Dublin Connolly. Freight trains carrying logs also operated from Sligo up to December 2008.
Connections at Dublin Connolly
The line is also used by rail passengers changing at Dublin Connolly onto the DART to Dún Laoghaire for the Stena Line ferry to Holyhead, or travelling to Dublin Port for the Irish Ferries to Holyhead and then by train along the North Wales Coast Line to London Euston and other destinations in England and Wales.
Holyhead can also be reached by Irish Ferries from Dublin Port, reached by walking beside the tram lines around the corner from Amiens Street into Store Street or by Luas one stop to Busáras where Dublin Bus operates a service to the Ferry Terminal, or Dublin Bus route 53  or to take a taxi.
Services are now operated by the 22000 Class DMUs. They were previously operated by the 2900 Class railcar units. The Dublin–Sligo railway line was also the first-ever railway routine in the whole of Ireland to get the new IC 22000 DMUs.