Oregon County URL: https://knowledge.ivjn.us/en/places/mo-oregon-county.html Oregon County is a county of Missouri, United States. ## Overview Oregon County is a county of [Missouri](https://knowledge.ivjn.us/en/places/missouri.html), United States (FIPS mo149), with a population of about 8,635[^geonames]. ## Geography - Coordinates: 36.6867, -91.4033 - Time zone: America/Chicago Updated: 2026-10-29 Relations: - Located in: Missouri https://knowledge.ivjn.us/en/places/missouri.html - Contains places: Alton https://knowledge.ivjn.us/en/places/mo-alton.html - Contains places: Koshkonong https://knowledge.ivjn.us/en/places/mo-koshkonong.html - Contains places: Thayer https://knowledge.ivjn.us/en/places/mo-thayer.html - Contains places: Thomasville https://knowledge.ivjn.us/en/places/mo-thomasville.html Mentioned in: - Alton https://knowledge.ivjn.us/en/places/mo-alton.html - Koshkonong https://knowledge.ivjn.us/en/places/mo-koshkonong.html - Thayer https://knowledge.ivjn.us/en/places/mo-thayer.html - Thomasville https://knowledge.ivjn.us/en/places/mo-thomasville.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip