Junkyard Films
- Trading and selling DVD episodes of Mystery Science Theater 3000 and independent and rare B-Z grade movies.
- http://www.junkyardfilms.com/

MST3K.ORG
- Trades and sells 1st generation digital copies of Mystery Science Theater 3000 episodes, scripts, rarities, and other related material on DVD.
- http://www.mst3k-dvd.com

MST3K Video
- Features episode list, rare titles, trade options and purchasing information.
- http://www.mst3kvideos.com/

Bill's MST3K Tape Trading Page
- Episode list and information about tape trading.
- http://wcrhodes.home.mindspring.com

Access MST3K
- Trading for episodes in various formats, including DVD, VHS, and VCD.
- http://www.mst3ktapes.com