How to Sell Baseball Cards and Collectibles Online Baseball rookie cards, pokemon cards, hockey cards, basketball cards, football cards, and comics. Find out card values, and how much your baseball rookie cards are worth.

Sell cards online with COMC (do less work!)

Start the Submission Wizard!

Sell cards online without COMC (all the work we do for you)

  • 1 Research / Identify your trading cards or collectibles
  • 2 Evaluate the condition of your items
  • 3 Scan the front & back of your items (we take high-resolution scans with our patented system)
  • 4 Load your items into your account
  • 5 Advertise your items
  • 6 Package / Ship your items securely
  • 7 Store / Insure your items
  • 8 Handle all customer service needs

More unique services for selling cards and collectibles online with COMC

eBay Listing

Your items are automatically listed to our comc_consignment store on and you have the option to list them at auction.

Historical Sales Data

When pricing your cards, you can have free access to COMC historical price data for card values by playing COMC Challenges.

No Shipping Cost for Sellers

When an item sells, we take care of shipping at no cost to you. No headaches for international shipping.

Mailbox Service

Buy cards from anywhere in the world and have them shipped to your COMC account.

Insured Items

All of your items will be insured and protected; high-end item are secured in a vault.


You can run promotions to help increase your sales.

Canadian Warehouse

No international shipping hassle for Canadian sellers. Mail your cards to our Canadian location.

Suggested Prices

Wondering about card values? Suggested Prices subscription holders get suggested prices and price history. Learn about suggested prices.