Want to join or contact a corps near you? Use this list to get in touch with a corps close to your hometown. Each link below directs you to a page with contact information. Division I corps can have up to 135 members. Division II corps have memberships of no less than 80 and no more than 135 members. Division III corps have memberships of no less than 30 and no more than 70. Corps with 71 to 79 members have a choice between Division II or III distinction. These size mandates are designed to offer more performance opportunities for more members without forcing any of the corps to expand beyond their financial means or competitive capabilities. Division II and Division III corps are judged by slightly different criteria than Division I corps. Contact information about Division II corps near you. Contact information about Division III corps near you.