• 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.

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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

2015 Topps Chrome - Rookie Autographs - Refractor #AR-BST

Blake Swihart /499

2014 Bowman - Prospect Autographs Chrome - Refractor #BCAP-JJ

JaCoby Jones /500

2014 Panini Prizm - Intuition - Prizms #14

Tim Lincecum

2016 Topps Heritage - [Base] - Chrome #THC-469

Mookie Betts /999

2001 Upper Deck Hall of Famers - Bat #B-GK

George Kell

2015 Panini National Treasures - Tremendous Treasures #TTR-LA

Jeremy Langford /99

2014 Panini Contenders - Draft Class Autographs RPS #RDA-DC

Derek Carr /100

2005 Playoff Absolute Memorabilia - [Base] #183

Heath Miller /999

1984 Topps - [Base] #63

John Elway [PSA 8]

2016 Donruss Elite - [Base] - Black #144

Elite Rookies - Tyreek Hill /199

2015-16 Upper Deck Ultimate Collection - Materials Achievements #MA-BH

Brett Hull /99

2015-16 Upper Deck - UD Canvas #C244

Guy Lafleur

2015-16 Upper Deck - UD Canvas #C211

Young Guns - Connor McDavid [BGS 9.5]

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid [BGS 9.5]

2015-16 Upper Deck - [Base] #228

Young Guns - Dylan Larkin [BGS 9.5]

2012-13 Prestige - Inside the Numbers Materials #21

Derrick Rose

1998-99 Topps Stadium Club - Statliners #S2

Michael Jordan

2015-16 Panini Spectra - [Base] #122

Rookie Jerseys Autograph Prizms - Nikola Jokic

2014-15 Panini Prizm - [Base] - Red White and Blue Pulsar Prizms #256

Marcus Smart

2003-04 Topps Rookie Matrix - [Base] #111-113-114

Lebron James, Carmelo Anthony, Chris Bosh

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.