• 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 Allen & Ginter's - Relics A #FSRA-JF

Jose Fernandez

2014 Topps Chrome Update - Mega Box [Base] #US-20

Mookie Betts

2011 Topps Update Series - [Base] #US175

Mike Trout [BGS 9.5]

2016 Bowman Inception - Rookie Autographs #RA-GB

Greg Bird

2015 Topps Valor - Shield of Honor Autograph Patches #SHA-KWI

Karlos Williams /800

1970 Kellogg's 3-D Super Stars - [Base] #50

Fred Biletnikoff

2016 Panini - [Base] #289

Rookies - Dak Prescott

2014 Topps Fire - [Base] - Purple #26

Cam Newton /499

2012 Bowman Sterling - Jumbo Rookie Relic #BSJRR-RW

Russell Wilson

2015-16 Upper Deck Ultimate Collection - [Base] #87

Autographed Ultimate Rookies - Tier 1 - Brady Skjei /299

2015-16 Upper Deck Ultimate Collection - [Base] #61

Autographed Ultimate Rookies - Tier 1 - Frank Vatrano /299

2015-16 Upper Deck Ultimate Collection - [Base] #82

Autographed Ultimate Rookies - Tier 1 - Ben Hutton /299

2012-13 Panini Classics Signatures - [Base] - Autographs [Autographed] #182

Darryl Sutter

2015-16 Upper Deck Ultimate Collection - [Base] #87

Autographed Ultimate Rookies - Tier 1 - Brady Skjei /299

2009-10 Court Kings - [Base] #137

Tyler Hansbrough /649

2013-14 Fleer Retro - Final Four Stars #24

Michael Jordan

2015-16 Panini Spectra - [Base] #132

Rookie Jerseys Autograph Prizms - Jonathon Simmons

2013-14 Panini Select - Skills - Blue Prizms #4

Tim Duncan /49

2013-14 Panini Select - Skills - Blue Prizms #13

Marc Gasol /49

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.