• 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.

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Flat Rate Shipping

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

14 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 High Number - [Base] - Chrome #THC-713

Aledmys Diaz /999

2000 SP Authentic - [Base] #94

Derek Jeter /2500

2014 Bowman Sterling - Prospect Autographs - Green Refractor #BSPA-FL

Francisco Lindor /125

1998 Topps Finest - Centurions #C8

Mark McGwire /500

2010 Donruss Elite Extra Edition - [Base] - Franchise Futures Signatures [Autographed] #33

Drew Smyly /799

2010 SAGE Hit - Autographs #A60

Earl Thomas

1984 Topps - [Base] #123

Dan Marino

2016 Panini Preferred - Retail Crown Royale #93

Rookies - Dak Prescott

2008 Leaf Limited - [Base] - Spotlight Bronze #59

Tom Brady /125

2016 Panini Playoff - Boss Hoggs #BH-EE

Ezekiel Elliott

2015-16 Upper Deck Tim Hortons Collector's Series - Above the Ice #AI-SC

Sidney Crosby

2013-14 Upper Deck Black Diamond - Double Diamond Jerseys #PHI-CG

Claude Giroux

1997-98 SP Authentic - [Base] #186

Zdeno Chara

2015-16 Upper Deck Tim Hortons Collector's Series - Franchise Force #FF-12

Alexander Ovechkin

1988-89 Topps - [Base] #66

Brett Hull

2005-06 SP Signature Edition - [Base] #104

Chris Paul /499

2009-10 Crown Royale - [Base] #112

Taj Gibson /599

1999-00 Skybox E-X - E-Xceptional #11XC

Vince Carter

2001 Fleer Greats of the Game - Autographs - [Autographed] #DAGR

Darrell Griffith

1993-94 Upper Deck Special Edition - Die-Cut All-Stars #E13

Shaquille O'Neal

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.