• 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!

9 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

2000 Topps Chrome Traded & Rookies Factory Set [Base] #T40

Miguel Cabrera

1960 Fleer #28

Lou Gehrig

2012 Bowman Draft Picks & Prospects Chrome Draft Picks Certified Autographs Blue Refractor #BCA-MN

Mitch Nay /150

2009 Upper Deck Signature Stars USA Prospects Autograph Jerseys #USA-MM

Manny Machado /399

2005 SPx Rookie Swatch Supremacy #RS-AR

Aaron Rodgers

2011 Topps Rookie Patch #HRP-CN

Cam Newton

2011 Topps Chrome Rookie Autograph [Autographed] #173

DeMarco Murray

2005 Leaf Rookies & Stars Longevity #201

Aaron Rodgers /599

1996 Pinnacle Laser View Inscriptions #BASA

Barry Sanders /2900

1971-72 O-Pee-Chee #148

Guy Lafleur

2009-10 Upper Deck #201

John Tavares

1984-85 O-Pee-Chee #67

Steve Yzerman

2013-14 Upper Deck #238

Nathan MacKinnon

1984-85 O-Pee-Chee #67

Steve Yzerman

2003-04 Bowman #123

Lebron James

2007-08 Topps Chrome #131

Kevin Durant

2008-09 Skybox #201

Derrick Rose

2008-09 Bowman Draft Picks & Stars Chrome #111

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.