The N23 road is a national primary road

National primary road

A national primary road is a road classification in the Republic of Ireland. National primary roads form the major routes between the major urban centres. There are over 2,700km of national primary roads. This category of road has the prefix "N" followed by one or two digits...

 in Ireland

Republic of Ireland

Ireland , described as the Republic of Ireland , is a sovereign state in Europe occupying approximately five-sixths of the island of the same name. Its capital is Dublin. Ireland, which had a population of 4.58 million in 2011, is a constitutional republic governed as a parliamentary democracy,...

, and is located entirely in County Kerry

County Kerry

Kerry means the "people of Ciar" which was the name of the pre-Gaelic tribe who lived in part of the present county. The legendary founder of the tribe was Ciar, son of Fergus mac Róich. In Old Irish "Ciar" meant black or dark brown, and the word continues in use in modern Irish as an adjective...

. The route is one of the shorter national primary routes, merely forming a link road between the N21 Limerick

Limerick

Limerick is the third largest city in the Republic of Ireland, and the principal city of County Limerick and Ireland's Mid-West Region. It is the fifth most populous city in all of Ireland. When taking the extra-municipal suburbs into account, Limerick is the third largest conurbation in the...

 – Tralee route at Castleisland

Castleisland

Castleisland is a town and commercial centre in County Kerry in south west Ireland. The town is renowned for the width of its main street. Castleisland has a population of 2,170....

 to the N22 Tralee – Killarney

Killarney

Killarney is a town in County Kerry, southwestern Ireland. The town is located north of the MacGillicuddy Reeks, on the northeastern shore of the Lough Lein/Leane which are part of Killarney National Park. The town and its surrounding region are home to St...

 – Cork

Cork (city)

Cork is the second largest city in the Republic of Ireland and the island of Ireland's third most populous city. It is the principal city and administrative centre of County Cork and the largest city in the province of Munster. Cork has a population of 119,418, while the addition of the suburban...

 route at Farranfore

Farranfore

Farranfore is a village in County Kerry, Ireland. It lies on the N22 road approximately midway between Tralee and Killarney and on the railway line connecting those two towns....

. This facilitates traffic passing in the Limerick – Killarney direction or vice-versa, allowing it to avoid detouring into Tralee.

See also

• Roads in Ireland
  Roads in Ireland
  The island of Ireland, comprising Northern Ireland and the Republic of Ireland, has an extensive network of tens of thousands of kilometres of public roads, usually surfaced. These roads have been developed and modernised over centuries, from trackways suitable only for walkers and horses, to...
  
  
• Motorways in Ireland
• National secondary road
  National secondary road
  A national secondary road is a category of road in Ireland. These roads form an important part of the national route network, but are secondary to the main arterial routes which are classified as national primary roads. National secondary roads are designated with route numbers higher than those...
  
  
• Regional road
  Regional road
  A regional road in Ireland is a class of road not forming a major route , but nevertheless forming a link in the national route network. There are over 11,600 kilometres of regional roads. Regional roads are numbered with three digit route numbers, prefixed by "R" A regional road in Ireland is a...