| | Chariton County | MO | 29041 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=CharitonCounty+MO |
| | Christian County | MO | 29043 | | Springfield, MO 44180 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=ChristianCounty+Missouri |
| | Clark County | MO | 29045 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=ClarkCounty+MO |
| | Clay County | MO | 29047 | | Kansas City, MO-KS 28140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=ClayCounty+MO |
| | Clinton County | MO | 29049 | | Kansas City, MO-KS 28140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=ClintonCounty+MO |
| | Cole County | MO | 29051 | | Jefferson City, MO 27620 | Columbia-Jefferson
City-Moberly, MO 190 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=ColeCounty+MO |
| | Cooper County | MO | 29053 | | Columbia, MO 17860 | Columbia-Jefferson
City-Moberly, MO 190 | Outlying | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=CooperCounty+MO |
| | Crawford County | MO | 29055 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=CrawfordCounty+MO |
| | Dade County | MO | 29057 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=DadeCounty+MO |
| | Dallas County | MO | 29059 | | Springfield, MO 44180 | | Outlying | metro county (urban) | farm-dependent | https://maps.google.com/?q=DallasCounty+Missouri |