Crossword clues for Iowa and Missouri:PLATTEIowa-Missouri riverJOHNCSULLIVANSurveyor who established the Iowa-Missouri borderOTOEKin of the Iowa and MissouriOTOENebraska county that borders Iowa and MissouriOTOETribe related to the Iowa and MissouriSIOUANSIowa and MissouriSIOUXCITYIowa port on the Missouri RiverOMAHAIt's across the Missouri from Council Bluffs, Iowa