N18 may refer to:

Roads

N18 road (Belgium) N18 may refer to: Roads * N18 road (Belgium), a List of National Roads in Belgium, National Road of Belgium * Route nationale 18, in France * N18 road (Ireland) * A18 motorway (Netherlands) * N18 (South Africa) * Nebraska Highway 18, in the Unite ...

, a National Road of Belgium *

Route nationale 18 The route nationale 18 (RN18) is a trunk road ( nationale) in north east France. The RN 18 was constructed in 1959. Étain to Longwy (0-49km) The road begins at Étain at a junction with the N3, heads north to Longuyon and then turns northeas ...

, in France * N18 road (Ireland) *

A18 motorway (Netherlands) This is a list of roads designated A18. Roads are sorted in the countries alphabetical order. * A18 motorway (Belgium), a road connecting Bruges and Dunkirk, France * A18 motorway (Italy), a road connecting Messina and Catania in Sicily * A18 hi ...

* N18 (South Africa) *

Nebraska Highway 18 Nebraska Highway 18 is a highway in southwestern Nebraska. It has a western terminus in Curtis at Nebraska Highway 23. Its eastern terminus is at an intersection with U.S. Highway 283 south of Elwood. The easternmost portion of the highway is ...

, in the United States

Other uses

BMW N18 Prince is the codename for a family of straight-four 16-valve all-aluminium gasoline engines with variable valve lift and variable valve timing developed by PSA Peugeot Citroën and BMW. It is a compact engine family of 1.4–1.6 L in dis ...

, an automobile engine *

Chronic kidney disease Chronic kidney disease (CKD) is a type of kidney disease in which a gradual loss of kidney function occurs over a period of months to years. Initially generally no symptoms are seen, but later symptoms may include leg swelling, feeling tired, vo ...

* , a submarine of the Royal Navy * London Buses route N18 *

Nissan Almera (N18) The Nissan Almera is a line of automobiles that has been manufactured by the Japanese car manufacturer Nissan since 1995. For its early generations, the Almera is a compact car ( C-segment), essentially being the European export-market version ...

, a Japanese automobile * Nitrogen-18, an isotope of nitrogen *

Tinak Airport Tinak Airport, , is a public use Airport#Airstrip, airstrip located in the village of Tinak on Arno Atoll, Marshall Islands. Facilities Tinak Airport is at an elevation of 4 feet (1.2 m) above mean sea level. The runway is designated 05/23 with ...

, on Arno Atoll, Marshall Islands * N18, a postcode district in the N postcode area {{Letter-NumberCombDisambig