• 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

2011 Topps Allen & Ginter's Framed Mini Relics #AGR-PS.1

Pablo Sandoval (Jersey)

2014 Topps Chrome Rookie Autographs #66

Yordano Ventura

2015 Panini Donruss Preferred Grand Stand Bronze #37

Yasmany Tomas

1990 Topps Box Set [Base] Collector's Edition (Tiffany) #336

Ken Griffey Jr.

1959 Fleer Ted Williams #47

1953- Ted Crash Lands Jet

1989 Score #270

Troy Aikman [BGS 9]

2011 Panini Gold Standard Gridiron Gold Materials [Memorabilia] #14

Troy Polamalu /299

2012 Topps Finest Atomic Rookie #FAR-RG

Robert Griffin III

1972 Topps #55

Archie Manning

2007 Playoff Prestige Prestigious Picks Black #PK-6

Adrian Peterson /500

2011-12 Upper Deck Canvas #C224

Viatcheslav Voynov

2006-07 O-Pee-Chee #564

Evgeni Malkin

2012-13 In the Game Heroes and Prospects #31

Connor McDavid

2005-06 Parkhurst #669

Alexander Ovechkin

1997-98 Pinnacle Masks #3

Martin Brodeur

2012-13 Panini Prizm #245

Damian Lillard [BGS 9.5]

2014-15 Panini Totally Certified #166

Nikola Mirotic

2012-13 Panini Prizm Prizms #205

Jimmy Butler

1993-94 Upper Deck Special Edition Die-Cut All-Stars #E13

Shaquille O'Neal

2014-15 Panini Prizm #251

Andrew Wiggins

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.