- 4to40 - Trivia and jokes. Featuring a collection of Indian humor and useless facts.
- Absolute Fact - Trivia featuring science, famous people, fashion and other categories.
- Absurd Trivia's - Trivia questions in a variety of themes.
- amIwrong - Quizzes about movies, music, television and popular culture.
- Did You Know? - A collection of useless, funny and sometimes disturbing facts.
- Easy Trivia Game - Trivia questions at an easy level.
- FactMe - Daily facts about science, business, technology, and entertainment.
- Fun Facts - Gallery of useless, weird, and interesting facts sorted by popularity.
- Funny Facts - Interesting and funny facts are categorized under such topics as animal, people, statistics, general, and far out.
- Hooked on Facts - Collection of interesting but useless facts.
- I8B4U - Word of Wisdom, Fact and Figures and other trivia.
- Links and Factoids - Daily surprising factoid and links.
- Pet Trivia - Unusual facts about dogs and cats.
- Pop Culture Trivia - Useless trivia, and a joke, for every day of the year.
- The Guardian: Notes & Queries - Hundreds of questions submitted over the years by readers of the Guardian, together with their answers.
- The Longest List of the Longest Stuff - A collection of facts and trivia about things that are the longest of their kind in the world.
- The Useless Facts Web Site - Useless facts and interesting trivia on a variety of topics.
- Trivia Queen Enterprises - Quizzes, quotes and quips plus a newsletter.
- Trivia Web - A minimalist site, featuring trivial facts sorted by topic.
- Trivial Trivia - Many categories of useless facts and superstitions. Includes celebrity trivia, Irish blessings and food trivia.
- Useless Facts - A site containing useless facts.
- Weird Facts - Weird facts and labels, and odd laws organized by state.
- Worthless Facts - A collection of interesting, humorous, and questionable facts, including war, vehicles, health, languages and geography.
