• 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

2011 Bowman Chrome Draft Picks & Prospects Prospects Certified Autographs #BCAP-BS

Bubba Starling

1992 Bowman #302

Mariano Rivera

2012 Bowman Chrome Prospects Certified Autographs Refractor #BCP66

Jackie Bradley Jr. /500

2012 Bowman Chrome Prospects Certified Autographs Refractor #BCP66

Jackie Bradley Jr. /500

1992 Bowman #302

Mariano Rivera

1998 Bowman Chrome #1

Peyton Manning [PSA 9]

1995 Fleer Metal Silver Flasher #42

Emmitt Smith

1998 Topps Stars Silver #67

Peyton Manning /3999

2012 Panini Contenders #211

Doug Martin /550

1996 Pinnacle Laser View Inscriptions #BASA

Barry Sanders /2900

2005-06 Upper Deck #443

Alexander Ovechkin

1970-71 O-Pee-Chee #236

Bobby Orr

2007-08 SPx #214

Jonathan Bernier /999

1984-85 O-Pee-Chee #67

Steve Yzerman

1972-73 O-Pee-Chee #19

2nd Series Checklist

2012-13 Elite #257

Damian Lillard /599

2009-10 Timeless Treasures #103

James Harden /299

2008-09 Topps Chrome #181

Derrick Rose

2010-11 Playoff Contenders Patches #191

Jeremy Lin

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

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.