• 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

2000 Pacific - Past & Present #17

Ken Griffey Jr.

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2010 Topps Update Series - All-Star Stitches Relics #AS-HCK

Hong-Chih Kuo

2010 Bowman Draft Picks & Prospects - Chrome Draft Picks - Refractor #BDPP78

Christian Yelich

2016 Topps Chrome - Rookie Autographs #RA-JPE

Jose Peraza

1997 Skybox Impact - [Base] #228

Walter Jones [PSA 9]

2014 Topps Chrome - [Base] #115.1

Derek Carr (With Ball) [PSA 10]

2004 Press Pass - Showbound #SB 6

Ben Roethlisberger

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Ben Roethlisberger

2014-15 In the Game Heroes and Prospects - Prospect Autographs - Blue #76

Pierre-Luc Dubois /80

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Corey Perry /1499

2016-17 Upper Deck - Signature Sensations #SS-SM

Sean Monahan

2015-16 Upper Deck - Code to Greatness #CTG-0

Achievement - Connor McDavid

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #42

Tier 1 - Johnny Gaudreau /99

2014-15 Panini Select - Rookie Signatures #RS-DE

Dante Exum /275

1980-81 Topps - [Base] #JLMJRB

John Long, Magic Johnson, Ron Boone

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Kristaps Porzingis

1993-94 Topps Finest - [Base] - Refractor #169

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1995-96 Upper Deck - Special Edition #SE100

Michael Jordan

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.