• 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!

13 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

2016 Topps Heritage - [Base] - Chrome #THC-469

Mookie Betts /999

2014 Topps Allen & Ginter's - Full Size Relics #FSR-MB

Madison Bumgarner

1994 Leaf - Gold Leaf Stars #11

Frank Thomas /10000

2012 Bowman Sterling - Autograph #BSAP-DD

David Dahl

2013 Topps Gypsy Queen - Autographs - [Autographed] #GQA-DS

Dave Stewart

2016 Donruss - [Base] #362

Rated Rookies - Dak Prescott

1984 Topps - [Base] #123

Dan Marino

2013 Topps Inception - Autograph Jumbo Patch #IAJP-ZE

Zach Ertz /345

2016 Donruss - [Base] #368

Rated Rookies - Ezekiel Elliott

2015 Topps Chrome - [Base] #110.1

Rookies - Todd Gurley (Base) [BGS 9.5]

2015-16 Upper Deck Ultimate Collection - [Base] #82

Autographed Ultimate Rookies - Tier 1 - Ben Hutton /299

2015-16 O-Pee-Chee Platinum - [Base] #183

Rookie Autographs - Daniel Sprong

2015-16 Upper Deck - O-Pee-Chee Glossy Rookies #R-1

Connor McDavid

2016-17 Upper Deck - [Base] #214

Young Guns - Ivan Provorov

2015-16 Upper Deck Ultimate Collection - [Base] - Silver Jersey [Memorabilia] #113

Ultimate Rookies - Dylan Larkin /149

1997-98 Topps - Rock Stars - Refractor #RS14

Hakeem Olajuwon

2015-16 Panini Absolute - Marks of Fame #MK-MG

Marcin Gortat /99

2012-13 Panini Brilliance - Spellbound #26

Anthony Davis

2015-16 Panini Prizm - [Base] - Flash Prizm #213

James Harden

1995-96 Topps Finest - [Base] #115

Kevin Garnett

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.