Founded in 1840, Oscoda County is one of 83 counties in the state of Michigan. Historically, Oscoda County was formed from part of Mackinac County and unorganized territory. The city of Mio is the county seat. With FIPS code of 135, Oscoda County has a population of 8,311 and area of 572 square miles (1,481 km2).
List of all cities in Oscoda County, MI alphabetically
| City/Town | Postal Code | Area Code |
| Comins, MI | 48619 | 989 |
| Fairview, MI | 48621 | 989 |
| Luzerne, MI | 48636 | 989 |
| Mio, MI | 48647 | 989 |