The 2006 American Indoor Football League was the league's 2nd overall season. The league champions were the Canton Legends, who defeated the Rome Renegades in American Bowl II.
During regular season, all teams played within their conference.
* = Filled in for games, due to Syracuse folding during the season. All three of these teams were outdoor amateur teams in the North American Football League.
** = Played remainder of Ghostriders road games, due to team folding during season.