| | Gilliam County | OR | 41021 | | | | | nonmetro county (rural) | nonspecialized | https://maps.google.com/?q=GilliamCounty+OR |
| | Grant County | OR | 41023 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=GrantCounty+OR |
| | Harney County | OR | 41025 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=HarneyCounty+OR |
| | Lake County | OR | 41037 | | | | | nonmetro county (rural) | federal/state
government-dependent | https://maps.google.com/?q=LakeCounty+OR |
| | Sherman County | OR | 41055 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=ShermanCounty+OR |
| | Tillamook County | OR | 41057 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=TillamookCounty+OR |
| | Wallowa County | OR | 41063 | | | | | nonmetro county (rural) | recreation | https://maps.google.com/?q=WallowaCounty+OR |
| | Wheeler County | OR | 41069 | | | | | nonmetro county (rural) | farm-dependent | https://maps.google.com/?q=WheelerCounty+OR |
| | Baker County | OR | 41001 | | Baker City, OR 12520 | | Central | nonmetro county (rural) | recreation | https://maps.google.com/?q=BakerCounty+OR |
| | Benton County | OR | 41003 | | Corvallis, OR 18700 | Portland-Vancouver-Salem,
OR-WA 440 | Central | metro county (urban) | federal/state
government-dependent | https://maps.google.com/?q=BentonCounty+OR |