• 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

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

10 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

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

1960 Topps #377GB

Roger Maris

1993 Upper Deck SP #279

Derek Jeter

2009 Upper Deck Signature Stars USA Future Watch Jersey Autographs #UFWA-32

Manny Machado /899

2010 Bowman Platinum Chrome Autograph Refractor #BPA-ACH

Aroldis Chapman

2012 Panini Contenders #155

Kirk Cousins

2012 Panini Contenders #211

Doug Martin /550

1981 Topps #216

Joe Montana

1991 Topps Stadium Club #94

Brett Favre [BGS 9]

2014-15 Upper Deck #211

Johnny Gaudreau

1981-82 O-Pee-Chee #111

Paul Coffey

2011-12 Upper Deck #214

Ryan Nugent-Hopkins

1973-74 O-Pee-Chee #142

Billy Smith

1985-86 O-Pee-Chee #9

Mario Lemieux

2003-04 Topps Pristine #101

Lebron James

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

2010-11 Prestige NBA Draft Class Draft Logo Patch Autographs [Autographed] #10

Paul George /299

2010-11 Playoff Contenders #191

Jeremy Lin

2008-09 Skybox #201

Derrick Rose

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.