Student Exchange Programs

Not as in hosting a student, but as in doing volunteer work. I was an exchange student this previous year and i Absolutely loved it. And i just want to see if i can do anything back to help with the program. Im only 17 so I don’t know if they would even consider me but i would really like to keep on helping students that are going to be going through that experience. So does anyone know how i can help other than hosting a student at my house?