• 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!

13 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

2016 Topps - [Base] - Rainbow Foil #66

Kyle Schwarber

2012 Panini Golden Age - Museum Age Authentic Collection Material #39

Nellie Fox

2014 Bowman - Prospect Autographs Chrome #BCAP-AA

Aristides Aquino

2011 Topps Update Series - [Base] #US229.2

Roberto Alomar (Legends)

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

Dee Ford /150

1964 Philadelphia - [Base] #91

Merlin Olsen [Good to VG‑EX]

2008 Topps Rookie Progression - Single Signatures #PSS-JL

Jake Long

2005 Bowman - Signs of the Future #SF-MCL

Maurice Clarett

2015 Panini Prizm Collegiate Draft Picks - [Base] - Prizms Autographs [Autographed] #129

Landon Collins

2015-16 Upper Deck - UD Canvas #C257

Program of Excellence - Sam Bennett

2015-16 Upper Deck - [Base] #228

Young Guns - Dylan Larkin [BGS 9.5]

2015-16 Upper Deck Ice - [Base] #186

Premieres Level 2 - Mikko Rantanen /499

2014-15 SP Authentic - Upper Deck Update #507

Nikita Kucherov

2012-13 Upper Deck - Game Jersey #GJ-SS

Steven Stamkos

2012-13 Panini Innovation - [Base] #153

View Rookies - Anthony Davis /349

2014-15 SPx - [Base] #94

Rodney Hood /499

2004-05 Ultimate Collection - [Base] #46

Magic Johnson /750

1996-97 Fleer Ultra - Board Game #7

Michael Jordan

2016-17 Panini Prizm - [Base] - Silver Prizm #14

Thon Maker

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.