Season 1 of Jacob Two-Two premiered on September 7, 2003.

Season 2 of Jacob Two-Two premiered on February 22, 2004.

Season 3 of Jacob Two-Two premiered on October 14, 2004.

Season 4 of Jacob Two-Two premiered on March 13, 2005.

Season 5 of Jacob Two-Two premiered on July 9, 2006.