Loading view. All qualifiers must attend two RHAA-sanctioned shows to be eligible to compete at the RHAA National Finals. There are no upcoming events. There are no upcoming events. Stephens County Fair & Expo Center Events Venues Stephens County Fair & Expo Center 2002 S 13th St Duncan, OK 73533 United States Get Directions (580) 255-3231 www.stephenscountyok.com/fairgrounds/ Events at this venue Today Upcoming Upcoming Select date. Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file