| | Greene County | MO | 29077 | | Springfield, MO 44180 | | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=GreeneCounty+Missouri |
| | Polk County | MO | 29167 | | Springfield, MO 44180 | | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=PolkCounty+Missouri |
| | Webster County | MO | 29225 | | Springfield, MO 44180 | | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=WebsterCounty+Missouri |
| | Andrew County | MO | 29003 | | St. Joseph, MO-KS 41140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=AndrewCounty+MO |
| | Buchanan County | MO | 29021 | | St. Joseph, MO-KS 41140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Central | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=BuchananCounty+MO |
| | DeKalb County | MO | 29063 | | St. Joseph, MO-KS 41140 | Kansas City-Overland
Park-Kansas City, MO-KS 312 | Outlying | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=DeKalbCounty+MO |
| | Franklin County | MO | 29071 | | St. Louis, MO-IL 41180 | St. Louis-St.
Charles-Farmington, MO-IL 476 | Outlying | metro county (urban) | manufacturing-dependent | https://maps.google.com/?q=FranklinCounty+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 |
| | Lincoln County | MO | 29113 | | St. Louis, MO-IL 41180 | St. Louis-St.
Charles-Farmington, MO-IL 476 | Outlying | metro county (urban) | nonspecialized | https://maps.google.com/?q=LincolnCounty+MO |
| | St. Charles County | MO | 29183 | | St. Louis, MO-IL 41180 | St. Louis-St.
Charles-Farmington, MO-IL 476 | Central | metro county (urban) | nonspecialized | https://maps.google.com/?q=St.CharlesCounty+MO |