• 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

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

10 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

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

2001 Topps Team Topps Legends Autographs #615

Mike Schmidt

2012 Bowman Sterling Autographed Prospects [Autographed] #BSAP-MZ

Mike Zunino

2000 Topps Traded #T40

Miguel Cabrera

2010 Bowman Platinum Chrome Autograph Refractor #BPA-ACH

Aroldis Chapman

1995 Pinnacle Zenith Edition Rookie Roll Call #2

Derek Jeter

1998 Topps Chrome #165

Peyton Manning [PSA 9]

2012 Panini Contenders #155

Kirk Cousins

1998 Topps Chrome #165

Peyton Manning

1968 Topps #196

Bob Griese

2014-15 Upper Deck #211

Johnny Gaudreau

2010-11 Upper Deck #219

Taylor Hall

2014-15 Upper Deck #211

Johnny Gaudreau

2011-12 Upper Deck #214

Ryan Nugent-Hopkins

1981-82 O-Pee-Chee #111

Paul Coffey

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

2010-11 Playoff Contenders #191

Jeremy Lin

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

1992-93 Topps Stadium Club Beam Team #1

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.