N18 road (Ghana) From Wikipedia, the free encyclopedia Road in Ghana Southend N12 at WaNorthend N13 at HanCountryGhana National Highway 18Route informationMaintained by Ghana Highways AuthorityMajor junctionsSouth end N12 at WaNorth end N13 at Han LocationCountryGhana Highway system Ghana Road Network The N18 or National Highway 18 is a national highway in Ghana that begins at Wa and ends at Han both in Upper West Region.[1] Ghana Road Network References ↑ "Upper West - Regional Trunk Road Map" (PDF). Ghana Highway Authority. Retrieved 15 January 2026. Related Articles