| | Haskell County | OK | 40061 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=HaskellCounty+OK |
| | Hughes County | OK | 40063 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=HughesCounty+OK |
| | Jackson County | OK | 40065 | | Altus, OK 11060 | | Central | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=JacksonCounty+OK |
| | Jefferson County | OK | 40067 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=JeffersonCounty+OK |
| | Johnston County | OK | 40069 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=JohnstonCounty+OK |
| | Kay County | OK | 40071 | | Ponca City, OK 38620 | | Central | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=KayCounty+OK |
| | Kingfisher County | OK | 40073 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=KingfisherCounty+OK |
| | Kiowa County | OK | 40075 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=KiowaCounty+OK |
| | Latimer County | OK | 40077 | | | | | nonmetro county (rural) | mining-dependent | https://maps.google.com/?q=LatimerCounty+OK |
| | Le Flore County | OK | 40079 | | | | | metro county (urban) | nonspecialized | https://maps.google.com/?q=LeFloreCounty+OK |