N1(M1) · N2 · N3(M3) · N4(M4) · N5 · N6(M6) · N7(M7) · N8(M8) · N9(M9) · N10 · N11(M11) · N12 · N13 · N14 · N15 · N16 · N17 · N18 · N19 · N20 · N21 · N22 · N23 · N24 · N25 · N26 · N27 · N28 · N29 · N30 · N31 · N32 · N33 · M50 A typical Irish road sign in Mullingar, County Westmeath Ireland, both north and south of the border, has an extensive network of roads. ... The N1 road is a National Primary Route in the Republic of Ireland, partly connecting Dublin and Belfast along the east of Ireland (mostly as the M1 motorway). ... The N2 road is a National Primary Route in the Republic of Ireland, running from Dublin to the border with Northern Ireland at Moy Bridge near Aughnacloy, County Tyrone to connect Dublin with Derry via the A5]. // The N2 commences at a junction with the N1 along Dorset Street Upper. ... The N3 road is a National Primary Route in the Republic of Ireland, running between Dublin, Cavan Town and the border with County Fermanagh. ... The N4 road is a National primary route in the Republic of Ireland, running from Dublin to the northwest of Ireland and Sligo Town. ... The N5 road is a National Primary Route in the Republic of Ireland, connecting Dublin with Westport and the west of Ireland. ... The N6 road is a National Primary Route in the Republic of Ireland, connecting Dublin to Galway (by connecting from the M4 motorway at Kinnegad) across the midlands of Ireland. ... The N7 road is a National Primary Route in the Republic of Ireland, connecting Dublin and Limerick. ... The M7 motorway is a motorway in Ireland that runs continuously from the outskirts of Naas to south of Portlaoise. ... The N8 road is a National Primary Route in the Republic of Ireland connecting Cork with Dublin (via the N7). ... The N9 road is a National Primary Road in the Republic of Ireland running from Junction 9 on the M7 motorway, located near Newbridge, County Kildare, to Waterford city. ... The N10 road is a National Primary Route in Ireland, connecting Kilkenny to the main N9 Dublin–Waterford route. ... The N11 is a National Primary Route in Ireland, running along the east side of Ireland from Dublin to Wexford. ... The N12 road is one of the shortest National Primary Routes in Ireland, running about 8 km from outside Monaghan (where it leaves the N2 road) to the border with Northern Ireland. ... The N13 road is a National Primary Route in Ireland, running in County Donegal from Stranorlar to the border near Derry. ... The N14 road is a National Primary Route in Ireland, connecting the towns of Letterkenny and Lifford in County Donegal, and running to the border with Northern Ireland to connect with Strabane. ... The N15 road is a National Primary Route in the Republic of Ireland, running through County Donegal and the northwest of Ireland to connect Sligo to Stranorlar, Lifford and onwards to Strabane and Derry. ... The N16 road is a National Primary Route in Ireland, running from Sligo east to the border with Northern Ireland. ... The N17 is one of the major roads that connects Galway City with major towns in north west County Galway and Mayo. ... The N18 is the main road from Limerick to Shannon Airport, Ennis and on to Galway. ... The N19 road is a National Primary Route in Ireland, connecting from the N18 Limerick–Ennis–Galway road to Shannon Airport. ... The N20 road is a National Primary Route in Ireland, connecting the cities of Limerick and Cork. ... The N21 road is a National Primary Route in Ireland, forming part of the overall route from Limerick to Tralee. ... The N22 is a road in Ireland through Kerry and Cork counties, from Tralee in the west through Killarney, Macroom and Ballincollig to Cork City in the east. ... The N23 road is a National Primary Route in the Republic of Ireland, and is located entirely in County Kerry. ... The N25 road is a National Primary Route in the Republic of Ireland, forming the route from Cork to Waterford and Rosslare Europort. ... The N26 road is a National Primary Route in the Republic of Ireland linking Ballina and Foxford to the N5 Dublin–Westport road. ... The N27 road is a National Primary Route in the Republic of Ireland forming a route from Cork city centre to Cork Airport. ... The N28 road is a National Primary Route in the Republic of Ireland. ... The N29 road (Belview Port Road) is a National Primary Route in the Republic of Ireland. ... The N30 road is a National Primary Route in the Republic of Ireland. ... The N31 road is a National Primary Route in the Republic of Ireland. ... The N32 road is a short National Primary Route in the Republic of Ireland running from Junction 3 on the M1 and M50 motorways, near Dublin Airport, to the Malahide road at Clarehall. ... The N33 road is a National Primary Route in the Republic of Ireland. ... The M50 motorway is a motorway and National Primary Route in the Republic of Ireland running in a C-shaped ring around the northern, western and southern sides of the capital city, Dublin. ...

Roads in Ireland · National secondary roads · Regional roads A directional road sign in the Republic of Ireland on an other road (not a national road) at Portlaoise, County Laois, including patches for national roads and advance warning of bridge height restrictions. ... A national secondary road is a category of road in the Ireland. ... A Regional Road in the Republic of Ireland is a class of road not forming a major route (such as a National Primary Route, or National Secondary Route), but nevertheless forming a link in the national road network. ...