• 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

Flat Rate Shipping

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

12 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

2010 Topps Chrome Wrapper Redemption [Base] Refractor #190

Mike Stanton

2011 Bowman Sterling MLB Future Stars Autographs Refractor #BSP-TS

Trevor Story /199

2012 Topps Chrome Rookie Autographs Blue Refractor [Autographed] #173

Brett Lawrie /199

2016 Bowman Bowman Scouts 100 #BTP-68

Willson Contreras

1990 Fleer Update #U-40

Emmitt Smith

2015 Topps Rookie Patch #TRP-TG

Todd Gurley

2015 Panini Prizm Collegiate Draft Picks Helmet Die-Cut #27

Marcus Mariota

2014 Bowman Sterling Rookie Dual Relics #BSRDR-OB

Odell Beckham Jr.

2015 Panini Certified New Generation Dual Jerseys #NG-CHI

Jeremy Langford, Kevin White /799

2011-12 Panini Crown Royale #118

Manon Rheaume

2011-12 Panini Crown Royale #128

Cam Talbot

2005-06 Upper Deck Ice #251

Pekka Rinne /2999

2015-16 Upper Deck UD Game Jersey Series 1 #GJ-TO

Jonathan Toews

2006-07 Upper Deck Parkhurst Autographs [Autographed] #53

Ron Duguay

2013-14 Panini Innovation Stained Glass #13

Nikola Vucevic

1996-97 Fleer Decade of Excellence #4

Michael Jordan

2013-14 Panini Crusade Quest Memorabilia #77

Chris Paul /99

2015-16 Panini Court Kings Box Topper 5x7 Career Progression #4

Kevin Garnett

2012-13 Elite Series Court Kings Autographs White Canvas #97

Gordon Hayward /249

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.