Route nationale 42 (Madagascar)

Route nationale 42 (RN 42) is a secondary highway in Madagascar, running from Fianarantsoa to Ambatomainty. It crosses the region of Haute Matsiatra.

Selected locations on route
(east to north-west)
 * Fianarantsoa - (intersection with RN 7 )
 * Isorana
 * Ikalamavony - 94 km
 * crossing Matsiatra river
 * Ambatomainty - 134 km