|Location Map ( geo)|
|Distance:||73.5 km (45.7 miles)|
|Meets:||N6, R334, R333, R332, R331, R330, N60|
The N84 is the direct route from Galway to Castlebar, running on the other side of the various loughs from the "long way round" that is the N59. It includes a 7-km-long dead-straight section between Ceathrú an Bhrúnaigh and Ceathrú an Chaisleáin.