• 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.

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Flat Rate Shipping

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

15 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

1983 Topps - [Base] #482

Tony Gwynn [PSA 7]

2015 Topps Tribute - Foundations of Greatness Autographs #THEN-DM

Dale Murphy /89 [ENCASED]

2015 Bowman Chrome - Prospects Autographs #BCAP-GT

Gleyber Torres

2017 Topps Heritage High Number - [Base] #678.1

Cody Bellinger

2010 Topps Chrome - [Base] - Rookie Autographs #190

Giancarlo Stanton

1999 Topps Chrome - [Base] - Refractor #160

Champ Bailey

2014 Topps Prime - Prime Patches #PP-DC

Derek Carr

2012 Panini Gridiron - [Base] - Rookie Signatures Xs [Autographed] #231

Dont'a Hightower /499

2011 Topps Precision - Rookie Autographed Jumbo Relic #RAJR-DM

DeMarco Murray

2014 Topps Chrome - [Base] #115.1

Derek Carr (With Ball) [PSA 10]

2016-17 SPx - [Base] - Blue Autographs [Autographed] #63

Shadow Box Rookies - Nick Schmaltz /199

2016-17 Upper Deck - [Base] - Silver Foil #225

Young Guns - Jesse Puljujarvi

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2015 Leaf Signature Series - Signature Prospect Autographs - Bronze #SP-IP1

Ivan Provorov

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2009-10 Panini Basketball Hall of Fame - Famed Signatures #NA

Nate Archibald /499

2014-15 Panini Prizm - Autographs - Red Pulsar Prizms #99

T.J. Warren /149

1998-99 Topps Finest - [Base] - No-Protector #234

Dirk Nowitzki

2009-10 Upper Deck - Dual Game Materials #DG-ML

Michael Jordan, Lebron James

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.