They are a charter member of the Big 12 Conference .
The Cowboys were led by tenth - year head coach , Mike Gundy , and played their home games at Boone Pickens Stadium in Stillwater , Oklahoma .
Cowboys are a charter member of the Big 12 Conference .
The Cowboys were led by tenth - year head coach , Mike Gundy , and played their home games at Boone Pickens Stadium in Stillwater , Oklahoma .