Eire


Motorways Expressways
M1 National Primary Route 1   N1 National Primary Route 1
M2 National Primary Route 2   N3 National Primary Route 3
M3 National Primary Route 3   N4 National Primary Route 4
M4 National Primary Route 4   N6 National Primary Route 6
M6 National Primary Route 6   N7 National Primary Route 7
M7 National Primary Route 7   N11 National Primary Route 11
M8 National Primary Route 8   N17 National Primary Route 17
M9 National Primary Route 9   N18 National Primary Route 18
M11 National Primary Route 11   N22 National Primary Route 22 - Cork South Ring
M17 National Primary Route 17   N25 National Primary Route 25
M18 National Primary Route 18   N40 National Primary Route 40 - Cork South Ring
M20 National Primary Route 20      
M50 National Primary Route 50 - Dublin Ring Road