• 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 - Career High Autographs #CH-DB

Dellin Betances

2010 Bowman Chrome - Prospects - Refractor Autographs [Autographed] #BCP188

Tyler Chatwood /500

2000 Fleer Greats of the Game - Autographs #HESC

Herb Score

2015 Topps Heritage - [Base] - Chrome Refractor #THC-500

Mike Trout /566

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

Garrett Whitley

1999 SPx - [Base] #124

Edgerrin James /1999

2015 Panini Contenders Draft Picks - [Base] #138.1

Sammie Coates (Base)

2011 Upper Deck College Football Legends - [Base] - Autographs [Autographed] #14

Alan Page

2013 Upper Deck University of Notre Dame - [Base] #0

Rocket Ismail

2015 Score - [Base] #312.2

Aaron Rodgers (Green Jersey)

2016-17 Upper Deck - [Base] #214

Young Guns - Ivan Provorov

1997-98 Pinnacle - Epix - Orange Moment #E10

Saku Koivu

2012-13 Panini Prime - Prime Time Rookies #25

Colby Robak /99

2007-08 Upper Deck - [Base] #249

Nicklas Backstrom

2015-16 Upper Deck - [Base] #451

Young Guns - Jack Eichel

2014-15 Panini Immaculate Collection - [Base] #143

Lucas Nogueira /99

1972-73 Topps - [Base] #168

Wilt Chamberlain

2007-08 SP Rookie Edition - [Base] #106

Kevin Durant

1997-98 SPx - [Base] - Gold #38

David Robinson

1975-76 Topps - [Base] #254

Moses Malone

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.