• 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

1989 Score - [Base] #257

Barry Sanders [PSA 8]

2016 Panini Black Friday Football - [Base] #57

Rookies - Dak Prescott /499

1968 Topps - [Base] #163

Andy Russell

2011 Upper Deck University of Texas - [Base] - Autographs [Autographed] #21

Cotton Speyrer

2014 Panini Prizm - Autographed Rookie - Pink Prizms #AR-AR

Allen Robinson /150

2005-06 Fleer Hot Prospects - [Base] #116

Corey Crawford /1999

2015-16 Upper Deck - Code to Greatness #CTG-0

Achievement - Connor McDavid

1995-96 Topps Finest - [Base] #22

Shane Doan [PSA 10]

2016-17 Upper Deck - [Base] - Silver Foil #231

Young Guns - Matthew Tkachuk

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

2005-06 Topps Chrome - [Base] - Refractor #200

Deron Williams /999

1996-97 Upper Deck - Rookie of the Year Commemorative Collection #RC3

Jason Kidd

2015-16 Panini Threads - [Base] #233

Leather Rookies - Devin Booker

1996-97 Upper Deck - Redemption Predictors Series 1 #P3

Michael Jordan

1997-98 Upper Deck Collector's Choice - Star Quest #SQ83

Michael Jordan

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.