• 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

2015 Topps Museum Collection - [Base] - Green #22

Cal Ripken Jr. /199

2010 Donruss Elite Extra Edition - [Base] #163

Taijuan Walker /819

2014 Panini Classics - Legendary Players - Materials [Memorabilia] #18

Rick Ferrell /99

2013 Topps Chrome - [Base] - Black Refractor #33

Marcell Ozuna /100

2015 Bowman Draft - Chrome Draft Pick Autographs #BCA-KHA

Ke'Bryan Hayes

2012 Panini Prime Signatures - [Base] #181

Rookie Prime Signatures - Cory Harkey /199

2015 Panini Contenders Draft Picks - [Base] - College Season Ticket Autographs Blue Foil Ticket [Autographed] #179

Kevin White

2013 Panini Select - [Base] - Rookie Autographs [Autographed] #263

Jamie Collins /499

1990-91 O-Pee-Chee Premier - [Base] #50

Jaromir Jagr

2015-16 Upper Deck - O-Pee-Chee Update - Rainbow Foil #U11

Connor McDavid

2015-16 Upper Deck GTS Overtime - [Base] #180

Connor McDavid

2015-16 Upper Deck - [Base] - Silver Foil Board #495

Young Guns - Shea Theodore

2015-16 Upper Deck - [Base] - Silver Foil Board #231

Young Guns - Sam Bennett

2015-16 Panini Clear Vision - [Base] #82.1

Rookies - Karl-Anthony Towns (Base)

2013-14 Panini Gold Standard - Metal #90

Hakeem Olajuwon

2016-17 Panini Prizm - [Base] #1

Ben Simmons

1972-73 Topps - [Base] #163

Kareem Abdul-Jabbar

2014-15 Panini Excalibur - Fresh Faces Die-Cut Jerseys #28

Andrew Wiggins

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.