|From:||Ballysodar (nr Sligo) (G672293)|
|Via:||Inishcrone, Ballina, Foxford, Castlebar, Ballinrobe, Headford|
|Now part of:||N59, R297, N59, N26, N58, N5, N84|
|Route outline (key)|
The T40 was a trunk road connecting Sligo to Galway via Castlebar.
Today, the route is a variety of road numbers. Some of it is now the N59, the current "long way round" road for this route, although that goes much further out on the coast.