Law Enforcement Agencies in Brandon, MS MS › Rankin County Agencies serving the city of Brandon in MS. Agency Types in Brandon Coroners 1 agencies County Jails 1 agencies Municipal Police 1 agencies Sheriff 1 agencies All Agencies in Brandon, MS Brandon Police Department Rankin County Rankin County Jail Rankin County Rankin County Medical Examiner Office Rankin County Rankin County Sheriffs Department Rankin County