Iowa State Route 191 is a north-south highway in Western Shelby County. IA St Rt 191 passes through the following towns in Shelby County. Earling Panama Portsmouth
IA St Rt 191 is not multi-plexed in Shelby County. IA St Rt 191 intersects the following highways in Shelby County. Iowa State Route 37, at Earling. Iowa State Route 44, at Portsmouth.
NB IA St Rt 191 north of Portsmouth. A junction marker on WB IA St Rt 44. SB IA St Rt 191 south of Portsmouth.
