Missouri Secondary State Route N is a short east-west highway in Southeastern Lincoln County. It runs from Missouri State Route 79, at Winfield, east toward the Mississippi River. MO Sec St Rt N passes through the following town in Lincoln County. Winfield MO Sec St Rt N is not multi-plexed in Lincoln County. MO Sec St Rt N intersects the following highway in Lincoln County. Missouri State Route 79, at Winfield.