• 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

2013 Bowman Sterling - Prospect Certified Autographs #BSAP-BB

Byron Buxton [BGS 9.5]

1989 Upper Deck - [Base] #1

Ken Griffey Jr.

2016 Bowman Inception - Autographed Relics #IAR-OAR

Orlando Arcia

1974 Topps - [Base] #456

Dave Winfield

2016 Topps Gypsy Queen - Autographs #GQA-MF

Maikel Franco

2014 Topps Platinum - Autograph Rookie Refractor - Black #74

Aaron Donald /150

2016 Panini Prizm - [Base] - Prizm #238

Rookie - Ezekiel Elliott

1965 Philadelphia - [Base] #73

Willie Davis

2015 Topps Valor - Battle Cry #BC-AB

Antonio Brown

2013 Panini Totally Certified - [Base] #178

Freshman Phenoms Signatures - Latavius Murray /499

2015-16 Upper Deck - [Base] #221

Young Guns - Artemi Panarin

1978-79 O-Pee-Chee - [Base] #359

Tiger Williams

2015-16 Upper Deck - Clear Cut Superstars #CCS-61

Pekka Rinne

2016-17 Upper Deck - UD Canvas #C104

Young Guns - Charlie Lindgren

2016-17 Upper Deck - UD Canvas #C96

Young Guns - Sebastian Aho

2014-15 Panini Select - [Base] - Blue Prizm #99

Concourse - Jabari Parker /249

2014-15 Panini Prizm - [Base] - Yellow and Red Mosaic Prizms #253

Joel Embiid

2003-04 Upper Deck Ultimate Collection - [Base] #175

Shaquille O'Neal /500

2014-15 Panini National Treasures - Material Treasures #MT-RL

Reggie Lewis /99

1988-89 Fleer - [Base] #120

Michael Jordan [PSA 8]

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.