• 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!

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

2007 Ultimate Collection - [Base] #103

Andrew Miller /299

2011 Bowman Draft Picks & Prospects - Chrome Prospects Autograph #BCAP-CC

C.J. Cron

2016 Topps Heritage Minor League Edition - [Base] #207

Rafael Devers

2016 Bowman's Best - Best of 2016 Autographs #B16-SM

Steven Matz

1960 Topps - [Base] #56

Forrest Gregg

2001 Fleer Tradition Glossy - [Base] - Mini #414

LaDainian Tomlinson /350

2016 Panini Classics - [Base] - Short Prints #123

Roger Staubach

2015 Panini Certified - New Generation Dual Jerseys #NG-TEN

Dorial Green-Beckham, Marcus Mariota /799

1974 Topps - [Base] #230

Dick Butkus

1976-77 Topps - [Base] #115

Bryan Trottier

2015-16 Upper Deck - [Base] #451

Young Guns - Jack Eichel [BGS 9.5]

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

Tier 1 - Artemi Panarin /125

2015-16 Upper Deck - O-Pee-Chee Glossy Rookies #R-10

Jack Eichel

2016-17 Upper Deck SP Game Used - [Base] - Purple #113

Authentic Rookies - Dylan Strome

2016-17 Panini Prizm - [Base] - Silver Prizm #2

Dario Saric

2006-07 Topps Chrome - [Base] #67

Lebron James

2000-01 Upper Deck NBA Legends - Legendary Jerseys #JS-J

John Stockton

2015-16 Panini Prizm - Autographs #P-DWK

Dominique Wilkins

2016-17 Panini Aficionado - [Base] #35

Ben Simmons

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.