Oakland County Jail
https://www.oakgov.com/government/sheriff/corrections/oakland-county-jail
Oaks Correctional Facility (MI DOC)
https://www.michigan.gov/corrections/prisons/oaks-correctional-facility
Oceana County Jail
Corrections / County Jail
Ogemaw County Jail & Corrections
Corrections
Ontonagon County Jail
Sheriff Department
Osceola County Jail
https://www.osceola-county.org/residents/county_departments/sheriff_1/index.php
Oscoda County Jail
Sheriff Office
Ottawa County Adult Correctional Facility
Corrections Division
Otsego County Jail
https://www.otsegocountymi.gov/268/Corrections
Ottawa County Juvenile Detention
Juvenile Detention Center