Iarnród Éireann (Irish Rail) verzorgt het stads en streekverkeer (trein en tram) in Dublin en Cork, maar ook de Intercity treinverbindingen in Ierland.

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Netwerkkaart

1. Dublin Connolly - Belfast Lanyon Place
2. Dublin Connolly - Rosslare Europort
3. Dublin Connolly - Sligo MacDiarmada
4. Dublin Heuston - Cork Kent
5. Dublin Heuston - Galway Ceannt
6. Dublin Heuston - Limerick Colbert - Ennis
7. Dublin Heuston - Tralee Casement
8. Dublin Heuston - Waterford Plunkett
9. Dublin Heuston - Westport/Ballina
10. Mallow - Cobh/Midleton
11. Limerick Junction - Clonmel - Waterford Plunkett
12. Limerick Junction - Galway Ceannt