• 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

Flat Rate Shipping

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

14 Million Cards Under One Roof

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

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 - Prospect Autographs Chrome #BCAP-ED

Edwin Diaz

1976 Topps - [Base] #19

George Brett

2016 Topps Tribute - 2016 Rookies #16R-4

Kyle Schwarber

1983 Topps - [Base] #83

Ryne Sandberg

1977 Topps - [Base] #265

Mark Fidrych

2005 Topps Finest - [Base] - X-Fractor #RYFI

Ryan Fitzpatrick /250

2014 Upper Deck - Rookie Lettermen #RL-TR

Tevin Reese /50

1989 Score - [Base] #257

Barry Sanders

2011 Upper Deck Exquisite Collection - [Base] #123

Greg Salas /135

2001 Upper Deck - [Base] #255

Steve Hutchinson

2013-14 In the Game Heroes and Prospects - [Base] #5

Connor McDavid

2014-15 O-Pee-Chee - [Base] #544

Johnny Gaudreau

2016-17 Upper Deck - UD Canvas #C245

Retired Stars - Brett Hull

2016-17 Upper Deck - UD Canvas #C253

Retired Stars - Luc Robitaille

2016-17 Upper Deck - UD Canvas #C268

Program of Excellence - Dylan Strome

2013-14 Panini Innovation - Stat Line Jerseys #25

Anthony Davis /175

2003-04 Topps Finest - [Base] #138

Kirk Hinrich /999

2010-11 Prestige - Old School - Materials Prime [Memorabilia] #7

Gary Payton /49

2015-16 Panini Court Kings - Art Nouveau Jerseys #1

Karl-Anthony Towns /299

2013-14 SP Authentic - [Base] #26

Seth Curry

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.