Cox's next appearance for Brighton was on the first day of the 2006–07 League One season in the 1–0 victory away at Rotherham United, although he was sent-off during this match for receiving two yellow cards. Cox played a major part during his debut season in the first-team playing in 43 League games and scoring six goals.
Cox's next game for Brighton took place on the first day of the 2006–07 League One season against Rotherham United. Despite being sent off due to two yellow cards, Cox was a significant player in his debut season, appearing in 43 league matches and scoring six goals.