Iowa State Route 191 runs very briefly in Northwestern Pottawattamie County. This is the southern most county that is runs through. IA St Rt 191 does not pass thorugh the following towns in Pottawattamie County. IA St Rt 191 is not multi-plexed in Pottawattamie County. IA St Rt 191 intersects the following highways in Pottawattamie County. Interstate 680, near Neola.