AyberSpace.com: "The Aye Of The Tigers Fanzine Online" includes reports, previews, fixtures and results, league table and forum.
CasTigers.net: Features news, polls, fixtures and results, scorer statistics and editorial.
Castleford Tigers: The official web site of the Tigers includes all the latest news about the club and also features a message board and an online shop.
Castleford Tigers Rugby League Site: Contains everything relating to the Castleford Tigers
Castleford Tigers Supporters Club: News, events, joining details, fixtures, and meeting information.