| | Greene County | MO | 29077 | | Springfield, MO 44180 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=GreeneCounty+Missouri |
| | Howell County | MO | 29091 | | West Plains, MO 48460 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=HowellCounty+MO |
| | Jackson County | MO | 29095 | | Kansas City, MO-KS 28140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=JacksonCounty+MO |
| | Jasper County | MO | 29097 | | Joplin, MO-KS 27900 | Joplin-Miami, MO-OK-KS 309 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=JasperCounty+MO |
| | Jefferson County | MO | 29099 | | St. Louis, MO-IL 41180 | St. Louis-St.
Charles-Farmington, MO-IL 476 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=JeffersonCounty+MO |
| | Johnson County | MO | 29101 | | Warrensburg, MO 47660 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=JohnsonCounty+MO |
| | Laclede County | MO | 29105 | | Lebanon, MO 30060 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=LacledeCounty+MO |
| | Marion County | MO | 29127 | | Hannibal, MO 25300 | Quincy-Hannibal, IL-MO 448 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=MarionCounty+MO |
| | Nodaway County | MO | 29147 | | Maryville, MO 32340 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=NodawayCounty+MO |
| | Pettis County | MO | 29159 | | Sedalia, MO 42740 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PettisCounty+MO |