Yabbers - Free Invision Board hosting which features a weekly backup option. Ad-supported. - http://www.yabbers.com/
Pro-Board.com - Provides free Invision Board hosting. Features custom styles and a sub domain. Ad-supported. - http://www.pro-board.com/
OnlineForums.biz - Provides paid Invision Board hosting services to newcomers and advanced users. - http://www.onlineforums.biz
IPS Hosting - Forum hosting from the creators of the popular Invision Power Board forum software. Commercial. - http://www.ipbhost.com/
IPBFree - Free Invision Board hosting. Features instant account activation and sub domains to choose from. - http://ipbfree.com/
InvisionFree - Provides fully-featured Invision Board hosting. Features instant account activation. Free and paid plans available. - http://www.invisionfree.com/
Hosted Forum - Offers free Invision Board hosting. Includes a sub domain and upload features. Ad-supported. - http://www.hosted-forum.com
FreeIBForums - Provides free Invision Board hosting. Paid services, such as different forum software, are available upon request. - http://www.freeibforums.com
Freeibboard.com - Offers free remotely hosted Invision Board services. Includes sub domain support. Ad-supported. - http://www.freeibboard.com/