• 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

2015 Topps - [Base] #616.1

Kris Bryant (Base) [BGS 9.5]

2014 Bowman - Rookie Autographs - Chrome #BCAR-AG

Alex Guerrero

2015 Bowman Draft - Chrome - Purple Refractor #28

Ian Happ /250

2000 Pacific - Gold Crown Die-Cuts #30

Ken Griffey Jr.

2016 Bowman - Prospects - Gold #BP132

Rowdy Tellez /50

2011 Playoff Contenders - [Base] #212.1

Blaine Gabbert (Base)

2015 Topps Supreme - [Base] - Copper #97

Jarryd Hayne /194

2014 Panini Contenders - [Base] #222.2

Jordan Matthews (posing, no ball)

2016 Panini Contenders Draft Picks - [Base] #176

College Ticket - Su'a Cravens

2014 Topps Platinum - Autograph Rookie Refractor #50

Donte Moncrief

2015-16 Upper Deck Ice - Glacial Graphs #GG-DS

Daniel Sprong

2014-15 O-Pee-Chee - [Base] #544

Johnny Gaudreau

2016-17 Upper Deck - UD Canvas #C222

Young Guns - Thomas Chabot

2015-16 Upper Deck Ultimate Collection - 2005-06 Ultimate Rookies - Silver Jersey [Memorabilia] #05-FV

Tier 1 - Frank Vatrano /125

2015-16 Upper Deck The Cup - Foundations Quad Jersey #CF-TO

Jonathan Toews /75

2010-11 Prestige - Old School - Materials Prime [Memorabilia] #7

Gary Payton /49

1993-94 Upper Deck Special Edition - Die-Cut All-Stars #W12

Mitch Richmond

2012-13 Panini Intrigue - Immortalized Autographs #31

Buck Williams /299

2014-15 Panini Prizm - [Base] - Red White and Blue Pulsar Prizms #252

Jabari Parker

2014-15 Panini Totally Certified - Competitor Autographs #C-JoS

John Starks /99

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.