• 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

2011 Topps Bowman Chrome Exclusive - [Base] - Topps Value Box Gold #BCE1

Bryce Harper

2015 Topps Heritage - [Base] - Hot Box Chrome Purple Refractor #THC-500

Mike Trout

2014 Topps Archives - 1987 Topps Future Stars #87F-JA

Jose Abreu

1969 Topps - Deckle Edge #22.2

Joe Foy [Good to VG‑EX]

2014 Flair Showcase - Metal Universe - Precious Metal Gems Teal #M-4

Odell Beckham Jr. /100

2014 Topps Fire - [Base] #119

Odell Beckham Jr.

2001 Topps XFL - Gridiron Gear - Jersey #CHPU

Charles Puleri

2013 Panini National Treasures - [Base] - Century Gold Signatures [Autographed] #269

David Amerson /49

2016 Upper Deck World Cup of Hockey - [Base] #WCH-26

Connor McDavid

2010-11 SP Authentic - [Base] #251

Dustin Tokarski /999

2015-16 Upper Deck - UD Game Jersey Series 1 #GJ-TO

Jonathan Toews

2013-14 Upper Deck - [Base] #241

Nail Yakupov

2015-16 Upper Deck - UD Canvas #C260

Program of Excellence - Max Domi

2009-10 Donruss Elite - Clutch Performers - Jersey #5

Kobe Bryant /99

2012-13 Limited - Material Monikers #35

Beno Udrih /99

2007-08 Upper Deck First Edition - [Base] #202

Kevin Durant

1997-98 Bowman's Best - Mirror Image #MI6

Shawn Kemp, Tim Duncan, Marcus Camby, David Robinson

1991-92 Fleer - [Base] #29

Michael Jordan [PSA 8]

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.