Counties and equivalents in Oregon
Areas related by mapped geography to Oregon.
- Baker County, Oregon
- Benton County, Oregon
- Clackamas County, Oregon
- Clatsop County, Oregon
- Columbia County, Oregon
- Coos County, Oregon
- Crook County, Oregon
- Curry County, Oregon
- Deschutes County, Oregon
- Douglas County, Oregon
- Gilliam County, Oregon
- Grant County, Oregon
- Harney County, Oregon
- Hood River County, Oregon
- Jackson County, Oregon
- Jefferson County, Oregon
- Josephine County, Oregon
- Klamath County, Oregon
- Lake County, Oregon
- Lane County, Oregon
- Lincoln County, Oregon
- Linn County, Oregon
- Malheur County, Oregon
- Marion County, Oregon
- Morrow County, Oregon
- Multnomah County, Oregon
- Polk County, Oregon
- Sherman County, Oregon
- Tillamook County, Oregon
- Umatilla County, Oregon
- Union County, Oregon
- Wallowa County, Oregon
- Wasco County, Oregon
- Washington County, Oregon
- Wheeler County, Oregon
- Yamhill County, Oregon