well theres blingee.com,glitterfly.com,imikimi.com,pazoen.com,lunapic.com,well that's all i know blingee is the best suberb one it is
Also check out glitterboo.com
on google or other websites similar to google such as Yahoo
The Quizazz website is similar.
There are many websites similar to Twitter such as Facebook and MySpace.
Other accounts as in other websites similar to it? If that's what you're saying, then yes. Try www.habbo.com
Two websites that are similar to Goodreads are LibraryThing and BookLikes.
www.motortrend.com compares prices for trucks with other websites, you could also try other similar websites such as www.edmunds.com or autos.aol.com/car-finder/style-truck/.
WikiAnswers is similar to Answers. There is also Yahooanswers. Wikepedia is also useful.
There is a sorta new website that is very similar to Facebook called Google plus.
There are well over 100 websites similar in scope to Peachyforum. Probably the two most similar in scope are PlanetSuzy and DaDesiForum.
Websites such as averybrandandprint.co.uk provide different labels which can be created and then will be delivered by the company. Other websites such as Zebra.co.uk have a similar option which is simple to use and create.
piratebay.com
Yahoo Answers is similar but not as organized.