• 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

2014 Bowman Draft Picks & Prospects Chrome Draft Pick Autographs #BCA-SN

Sean Newcomb

2013 Topps Tier One Crowd-Pleaser Autographs #CPA-VB1

Vida Blue /299

2012 Leaf Valiant Blue #VA-JB1

Josh Bell /99

2016 Topps Heritage #181.2

Aaron Nola (Action Image Variation)

2005 Bowman Sterling #BS-JE

Jacoby Ellsbury

2012 Panini Contenders #216

Rookie Ticket RPS - Mohamed Sanu /550

2014 Panini Select Select Rookies Jersey Prizm #RJ-TB

Teddy Bridgewater /299

2016 Leaf Metal Draft #BA-RN1

Robert Nkemdiche

2006-07 Ultimate Collection #47

Sidney Crosby /699

1998-99 Topps Finest Red Lighters #R9

Wayne Gretzky

2015-16 Upper Deck MVP Green #117

Short Print - Claude Giroux

2015-16 SPx Monochromatics Jerseys #M-ZP

Zach Parise

2015-16 Upper Deck Signature Sensations #SS-ES

Eric Staal

2014-15 Panini Prizm Blue Mojo Prizms #265

James Young

2012-13 Panini Brilliance Game Time Jerseys #44

DeMarcus Cousins

2002-03 Upper Deck Sweet Shot #124

Amar'e Stoudemire /499

1993-94 Fleer Ultra Power in the Key #2

Michael Jordan

2009-10 Exquisite Collection #67

Jordan Hill /225

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.