| | Ozark County | MO | 29153 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=OzarkCounty+MO |
| | Pemiscot County | MO | 29155 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=PemiscotCounty+MO |
| | Perry County | MO | 29157 | | | | | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PerryCounty+MO |
| | Pettis County | MO | 29159 | | Sedalia, MO 42740 | | Central | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=PettisCounty+MO |
| | Phelps County | MO | 29161 | | Rolla, MO 40620 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=PhelpsCounty+MO |
| | Pike County | MO | 29163 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=PikeCounty+MO |
| | Pulaski County | MO | 29169 | | Fort Leonard Wood, MO 22780 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=PulaskiCounty+MO |
| | Putnam County | MO | 29171 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=PutnamCounty+MO |
| | Ralls County | MO | 29173 | | Hannibal, MO 25300 | Quincy-Hannibal, IL-MO 448 | Outlying | nonmetro county (rural) | manufacturing-dependent | https://maps.google.com/?q=RallsCounty+MO |
| | Randolph County | MO | 29175 | | Moberly, MO 33620 | Columbia-Jefferson
City-Moberly, MO 190 | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=RandolphCounty+MO |