• 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!

10 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

2014 Bowman Draft Picks & Prospects Chrome Draft Pick Autographs #BCA-MP

Max Pentecost

1957 Topps #120

Bob Lemon

2014 Bowman Draft Picks & Prospects Chrome Draft Pick Autographs #BCA-MH

Monte Harrison

2012 Panini USA Baseball National Team #2

Kris Bryant

1986 McDonald's Play & Win All-Star Team Black Tab #WAPA

Walter Payton

2013 Topps Strata Autographs [Autographed] #110

Kenny Stills

2001 Topps Team Topps Legends Reprint Autographs #383

John Hannah

2012 Topps NFL Captain's Patch #NCP-RS

Richard Seymour

1991 Topps Stadium Club #94

Brett Favre

1997-98 Pinnacle Zenith #97

Roberto Luongo

1974-75 Topps #161

Don Cherry

1982-83 O-Pee-Chee #380

Dale Hawerchuk

2005-06 Upper Deck Victory #285

Sidney Crosby

1993-94 Classic Draft Crash Numbered #N6

Pavel Bure /15000

2009-10 Draft Edition Draft Class #D-HRC

Ricky Rubio, Stephen Curry, James Harden

2014-15 NBA Hoops Gold #261

Andrew Wiggins

2007-08 Topps Echelon Rookie Autographs [Autographed] #68

Josh McRoberts /499

2012-13 Panini Brilliance Spellbound #67

Kyrie Irving

1996-97 Skybox Premium Autographics Black Ink [Autographed] #NAMC

Nate McMillan

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.