H road

H road may refer to :
 * Horizontal Grid Roads in the Milton Keynes grid road system
 * H roads in Slovenia are Hitra cesta, a type of highway
 * H roads in Ukraine are national roads
 * In the United States:
 * Interstate Highways in Hawaii: See Category:Interstate Highways in Hawaii
 * County-designated highways in zone H in Michigan
 * Corridor H, part of the Appalachian Development Highway System