The R113 road is a regional road in Ireland. Located in Dublin, it forms a semi-orbital route around the south of the city. As of 2007, clockwise, it starts at the N31 at Temple Hill in Blackrock and ends at a junction with the N4 at Palmerstown.
The R148 road is one of Ireland's regional roads which was classified following the opening of a by-passed national primary road.
The R135 road is one of Ireland's newest regional roads, being a reclassification of those sections of the former N2 which were bypassed when the N2(M2) Ashbourne By-Pass dual carriageway opened in 2006, and when the Carrickmacross, Castleblayney & Monaghan bypasses were completed.
The R415 road is a regional road in Ireland, which runs north-south from its junction with the R403 in Allenwood to the R448 at Crookstown, passing through Kildare town, and crossing the N78 between Kilcullen and Athy. The route is entirely within County Kildare.
The R448 road is a regional road in Ireland. It is the designation given to the former N9 national primary road when it was bypassed by the M9 motorway.
The R125 road is a regional road in Ireland, linking Kilcock on the County Meath / County Kildare border to Swords in County Dublin via the towns of Dunshaughlin and Ratoath.
The R114 road is a regional road in south Dublin, Ireland. The road runs from the city centre to Brittas in remote southwest County Dublin via Rathmines, Rathgar, Rathfarnham, Knocklyon, Firhouse and the mountainous area of Boharnabreena. The final stretch of the road runs just north of the border between County Dublin and County Wicklow, parallel to the Brittas River and a canal to the River Camac, which rises just to the north.
The R147 is a regional road in Ireland. Its first section runs from St Peters Church in Phibsborough, Dublin to its junction with the M50. It then follows the route of a former section of the N3 between Clonee and Kells. It serves as an alternative route for non-motorway traffic and traffic wishing to avoid tolls on the M3.
The R109 road is a regional road in west Dublin, Ireland. It runs from Kylemore Road via Chapelizod, the Phoenix Park and the western edge of the city centre.
The R118 road is a regional road in south Dublin and Dún Laoghaire–Rathdown, Ireland. It links Kildare Street to Cherrywood.
The R121 road is a regional road in south County Dublin and Fingal, Ireland.
The R122 road is a regional road in Dublin, Ireland.
The R123 road is a regional road in Fingal, Ireland.
The R124 road is a regional road in Fingal, Ireland.
The R127 road is a regional road in Fingal, Ireland.
The R128 road is a regional road in Fingal, Ireland.
The R129 road is a regional road in Fingal, Dublin, Ireland.
The R130 road is a regional road in Fingal, Ireland.
The R134 road is a regional road in South Dublin, Ireland connecting the R110 to the R120.
The R373 road is a regional road in central County Mayo in Ireland. It connects the N60 road at Kilkenny, near Breaffy, to the R310 road in Castlebar. The road is 2.4 kilometres (1.5 mi) long.
