• 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

1971 Topps #513

Nolan Ryan

2012 Bowman Draft Picks & Prospects Chrome Prospects Certified Autographs [Autographed] #BCA-TC

Tony Cingrani

1984 Donruss #248

Don Mattingly [PSA 8]

2014 Bowman Draft Picks & Prospects Chrome Draft Pick Autographs #BCA-KS

Kyle Schwarber

1969 Topps #51

Gale Sayers

1981 Topps #216

Joe Montana

2012 Panini Contenders #155

Kirk Cousins

2007-08 Upper Deck Rookie Materials #RM-JT

Jonathan Toews

2007-08 SPx #214

Jonathan Bernier /999

1985-86 Topps #9

Mario Lemieux

1981-82 O-Pee-Chee #111

Paul Coffey

1973-74 O-Pee-Chee #142

Billy Smith

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

2007-08 Bowman Sterling #KD

Kevin Durant

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

2013-14 Panini Immaculate Collection Patch Autographs #199

Elgin Baylor /75

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.