• 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

1999 Upper Deck Ionix - Cyber #C21

Barry Bonds

2016 Topps Heritage - [Base] #400.2

Andrew McCutchen (Action Image Variation)

1976 MSA Discs - [Base] - Wiffle Ball Sports Spectacular Back #REJA

Reggie Jackson

2014 Bowman Draft Picks & Prospects - Chrome Draft Pick Autographs #BCA-AN

Aaron Nola

1989 Score - [Base] #270

Troy Aikman

2014 Bowman - Rookie Chrome Refractor Autograph #55

Zach Mettenberger

2005 Topps Heritage - [Base] #344

Aaron Rodgers

1989 Topps Traded - [Base] #70T

Troy Aikman [PSA 9]

2014 Bowman Sterling - Jumbo Rookie Patch - Blue Wave Refractor #BSJRP-ME

Mike Evans

2003-04 SPx - [Base] #146

Henrik Zetterberg /750

2012-13 Upper Deck - UD Canvas #C116

Jaden Schwartz

2013-14 Panini National Treasures - Duals #D-CBJ

Jack Johnson, Nick Foligno /100

2016-17 Upper Deck - [Base] #468

Young Guns - Mitch Marner

2010-11 Panini Playoff Contenders - [Base] #156

Rookie Ticket - Oliver Ekman-Larsson

2016-17 Panini Prizm - [Base] #1

Ben Simmons [BGS 9.5]

1970-71 Topps - [Base] #7

Bill Bradley [Good to VG‑EX]

1995-96 Fleer Metal - Scoring Magnet #4

Michael Jordan

1995 Signature Rookies Draft Day - [Base] - Authentic Signature [Autographed] #48

Ray Jackson /7750

2013-14 Totally Certified - Signatures - Totally Silver #209

Dave Stallworth

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.