Founded in 1831, Arenac County is one of 83 counties in the state of Michigan. Historically, Arenac County was formed from unorganized territory; annexed to Bay County in 1857, but reinstated in 1883. The city of Standish is the county seat. With FIPS code of 11, Arenac County has a population of 14,975 and area of 681 square miles (1,764 km2).
List of all cities in Arenac County, MI alphabetically
| City/Town | Postal Code | Area Code |
| Alger, MI | 48610 | 989 |
| Au Gres, MI | 48703 | 989 |
| Omer, MI | 48749 | 989 |
| Standish, MI | 48658 | 989 |
| Sterling, MI | 48659 | 989 |
| Turner, MI | 48765 | 989 |
| Twining, MI | 48766 | 989 |