- Three's Company
- Official DLT Entertainment fan network. Offers videos and DVDs and includes episode guide, history, trivia game and schedule of airings. - I Luv Three's Company - Pictures, fan fiction, sound clips, and addresses for writing to cast members.
- IMDb: Three's Company - Plot summary, cast and crew, photographs, and sound clips.
- Janet's Flower Shop - Three's Company pictures, and fan fiction.
- Jeff Lawlor's Three's Company Site - Show summary, episode guide, video clips, sound clips, and photo gallery.
- Three's Company - Fan site includes photos, bloopers, an episode list, and chat.
- Three's Company [from Sitcoms Online] - Show and cast information, theme songs to download, and related links.
- Three's Company: Jack's Bistro - News, episode guide, specials, multimedia, and theme lyrics.
- Wikipedia - Three's Company - Encyclopedia detailing the history and cast.
