He was a two-time first-team all-conference player in the Pac-10 (now known as the Pac-12) and teamed with brother Ed to help the Bruins win a national championship in 1995.

[5] O'Bannon continued his professional basketball career by playing in various leagues outside of the United States in Italy, Poland, and Japan.

[6] In April 2004, he joined Italian powerhouse Benetton Treviso where he became a team mate of fellow UCLA alumnus Tyus Edney.

[8] In 2007, he repeated as JBL Super League champion with Alvark, this time coached by German Torsten Loibl.

[9] In 2018, O'Bannon was announced as head coach of the Seattle Ballers in the Junior Basketball Association (JBA).