This was the first portion of the Great Southern and Western Railway's branch to Athlone.
/ /1847 | Tullamore Branch (Great Southern and Western Railway) Authorised. |
02/10/1854 | Tullamore Branch (Great Southern and Western Railway) Portarlington (Great Southern and Western Railway) to Tullamore [1st] (south of the town) opened. |
This line is divided into a number of portions.