|} The Limerick to Ennis suburban service runs over the southernmost of the former Waterford, Limerick and Western Railway(WL&WR) track between Limerick and the junction with the Dublin-Galway mainline at Athenry.
As of March 2011, both intercity and commuter services are operated by 2700 class diesel railcars whose top speed is sufficient for the limits of the existing single-track line ( with partial restrictions of between .