• 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!

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

2016 Topps Triple Threads - Triple Threads Unity Auto Jumbo Relics #UAJR-KCA

Kole Calhoun /99

2013 Topps Five Star - Retired and Active Player Autographs #FSBA-DE

Dennis Eckersley /353

2016 Bowman Chrome - Prospects Autographs #CPA-OD

Oscar De La Cruz

2009 Sweet Spot - [Base] #116

Jordan Zimmermann /699

2017 Topps Heritage - Clubhouse Collection Relics #CCR-FF

Freddie Freeman

1998 Pacific Crown Royale - [Base] #54

Peyton Manning

2011 Upper Deck College Football Legends - [Base] - Autographs [Autographed] #97

Andy Dalton

2015 Panini Prizm Collegiate Draft Picks - [Base] - Prizms Autographs [Autographed] #114

DeVante Parker

2016 Panini Prizm Collegiate Draft Picks - [Base] - Camo Prizms #181

Draft Picks - Adolphus Washington /199

2014 Topps - NFL Kickoff Coin Card #NFLKC-DM

Denarius Moore

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2016-17 Upper Deck - UD Canvas #C218

Young Guns - Matthew Tkachuk

2016-17 Upper Deck - UD Canvas #C226

Young Guns - Zach Werenski

2015-16 Upper Deck - Rookie Materials #RM-AP

Artemi Panarin

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

Achievement - Connor McDavid

1984-85 Star - [Base] #7

Greg Kite

2012-13 Panini Innovation - Pride Of The NBA #3

Anthony Davis

2014-15 Panini Gold Standard - Ring Bearers #18

Robert Horry /149

2002-03 Topps Stadium Club - The Hustlers #H7

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.