There are tons of sources out there for free guild hosting. It all comes down to what features you need and if you truly want free web hosting. A lot of services out there, like GuildOmatic, GuildPortal, GuildLaunch etc offer free hosting but the good stuff comes when you pay.
You might want to check out gamerDNA.com for
free guild hosting since they offer a lot of your basic features and have a highly customizable layout with many pre-made themes for different games.
Hope this helps!