Derrycolumb
Is ainm dó Doire Choilm
Townland in Ledwithstown electoral division, Cashel civil parish, Rathcline barony, County Longford, Ireland.
Catholic parish: Cashel (Ardagh and Clonmacnois), Kilcomoge (Ardagh and Clonmacnois), Shrule (Ardagh and Clonmacnois)