Iowa (statewide) Ames, IA Cedar Rapids, IA Davenport-Moline-Rock Island, IA-IL Des Moines-West Des Moines, IA Dubuque, IA Iowa City, IA Omaha-Council Bluffs, NE-IA Sioux City, IA-NE-SD Waterloo-Cedar Falls, IA Northeast Iowa nonmetropolitan area Northwest Iowa nonmetropolitan area Southwest Iowa nonmetropolitan area Southeast Iowa nonmetropolitan area