Oceana County, website
Oceana County in Michigan uses area code 231. On this page, you will see the physical addresses and contact information of the most relevant government agencies in Oceana County, including the Clerk’s Office, Sheriff’s Office, and the Health Department.
Sheriff’s Office
216 East Lincoln Street
P. O. Box 32
Hart, MI 49420
Phone: (231) 873-2121
Fax: (231) 873-0154
Police Department
3793 W. Polk Rd., Hart, MI 49420
Phone: (231) 873-2171
County Court
100 S. State St. # M-10, Hart, MI 49420
Phone: (231) 873-4835
78th District Court
100 S. State Street, Suite L-15
P. O. Box 471
Hart, MI 49420
Phone: (231) 873-4530
Fax: (231) 873-1861
27th Circuit Court
100 S. State Street
Suite M-10, Hart, MI 49420
Phone: (231) 873-3977
Phone: (231) 873-3811 Juvenile Court
Fax: (231) 873-1943
Probate Court
100 S. State Street, Hart, MI 49420
Phone: (231) 873-3666
County Clerk
100 North State Street
Hart, MI 49420
Phone: (231) 873-4158
Fax: (231) 873-9218
Treasurer
100 S. State Street, Suite M-2
P. O. Box 227, Hart, MI 49420
Phone: (231) 873-3980
Fax: (231) 873-1391
Oceana County Jail
216 Lincoln Street, Hart, MI 49420
Phone: (231) 873-3967
Emergency Management
844 S. Griswold Street
Suite 300, Hart, MI 49420
Phone: (231) 873-4473
Fire Department
808 S. State St., Hart, MI 49420
Phone: (231) 873-3378
Health and Human Services
4081 W. Polk Rd., Hart, MI 49420
Phone: (231) 873-7251
Health Department
3986 N. Oceana Drive
Hart, MI 49420
Phone: (231) 873-2193
Fax: (231) 873-4248
WIC Phone: (231) 873-5813