Dean's Cards, American Legends and The Cardboard Connection are places that buy baseball cards online. Sellers fill out forms on the websites detailing the cards they are selling, and the card companies respond back indicating if they are interested. EBay allows collectors to sell baseball cards directly to individual buyers.
Dean's Card's is only interested in buying vintage cards that are from 1969 and older. American Legend's prefers to buy pre-1975 sports cards. The Cardboard Connection assists collectors in selling their baseball cards and also provides a list of recommended card buyers. On eBay, people can sell baseball cards through online auctions or at set prices.