• The Safe & Easy Way to Buy & Sell Collectibles

    Buy from different sellers and get your cards in ONE shipment.

Ideal for Set Builders & Player Collectors

Build one order over time from multiple sellers, pay shipping once, and receive your cards in one package.

Buy Cards

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

11 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

High resolution scans of the front & back of every card.

Easy & Fun Sports Card Flipping

Filter by team, player, set & more. Purchase, instantly relist, & flip for profit.

Buy Baseball Cards Online

We Do The Work To Sell Your Cards

Research & identify your collectibles

Evaluate condition & value

Scan the front & back of every card

Advertise to find buyers

Store & insure consigned collectibles

Resolve customer service needs

Securely package & ship to buyers

We Have Other Unique Services

Mailbox Services

Grading Services

Amazon Integration

Historical Sales Data

Sell Baseball Cards Online

A Different Way to Sell Cards

We identify, scan, list, store, insure, package, and ship - just send us your sports cards, trading cards, and collectibles. All COMC listings can be automatically posted to Amazon!

Sell Cards

The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

1995 Pinnacle Zenith Edition Z Team #N/A

Frank Thomas

1996 Topps Stadium Club Extreme Players Silver #GRMA

Greg Maddux

1975 Topps Minis #660

Hank Aaron

2000 Fleer Tradition #352

Dave Stachelski, Tom Brady

2011 Playoff National Treasures #91

Tom Brady /99

2008 Playoff Contenders #141

Harry Douglas

1959 Topps #103

Alex Karras

2011 Leaf Metal Draft #RC-RQ1

Robert Quinn

2007-08 Upper Deck MVP #352

Carey Price

2008-09 Upper Deck McDonald's Restaurant Speed Skaters #SS8

Ilya Kovalchuk

1966-67 Topps #130

Gump Worsley

2012-13 Panini Classics Signatures Autographs [Autographed] #124

Jeff Hackett

2008-09 Upper Deck Trilogy Frozen in Time #115

Mario Lemieux /799

2014-15 Panini Totally Certified #166

Nikola Mirotic

1995-96 Topps Finest Refractor #247

Alonzo Mourning

1994-95 Topps Finest #331

Michael Jordan

2014-15 Panini Gold Standard Good as Gold #6

Dennis Schroder /199

COMC (Check Out My Collectibles) is a unique marketplace for buying and selling sports cards, gaming cards, comics, and more. We have a great selection of singles, memorabilia cards, autographed cards, and rookie cards. We don't use stock images; our listings include front and back scans of every card. We're also a great place to sell cards. Do you want to know more about card values? Learn about our suggested prices.