There will be additional trains in the commuter belt between Dublin and Portlaoise
A new timetable for rail services will come into effect on December 10th.
Irish Rail says it has approval from the National Transport Authority.
It will see additional intercity services to and from Cork, Carlow and Westport.
There will also be additional trains in the commuter belt between Dublin and Portlaoise, which calls at Hazelhatch & Celbridge, Sallins & Naas, Newbridge, Kildare Town and Monasterevin en route.