Iowa State Route 9 is the main east-west highway in Allamakee County. It runs from the Allamakee/Winneshiek County Line, near Frankville, to the Iowa/Wisconsin State Line, near Lansiong. IA St Rt 9 passes through the following towns in Allamakee County. Waukon
Churchtown Lansing IA St Rt 9 is multi-plexed in Allamakee County. Iowa State Route 76, near Waukon.
IA St Rt 9 intersects the following highways in Allamakee County. Iowa State Route 51, near Frankville. Iowa State Route 76, near Waukon.
