• 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

1997 Donruss - [Base] - Gold Press Proof #72

Ryne Sandberg /500

2013 Bowman Sterling - Prospects - Blue Refractors #BSP-29

Gary Sanchez /25

1955 Bowman - [Base] #60

Enos Slaughter

2016 Topps Archives - Bull Durham - Autographs [Autographed] #BDA-M

Millie /695

1995 SP - [Base] #103

Derrick Brooks [PSA 9]

2015 Panini National Treasures - Friends and Foes Quad #FF-HD

Phillip Dorsett, Allen Hurns /99

2012 Topps Chrome - [Base] #40.1

Russell Wilson (Throwing Hand Visible)

1974 Topps - [Base] #230

Dick Butkus

2007 Donruss Classics - [Base] #159

Adrian Peterson /599

2015-16 Upper Deck Ice - Exquisite Rookie Signatures #ERS-VA

Viktor Arvidsson /399

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2012-13 In the Game Motown Madness - Autographs #A-GGA

Gerard Gallant

2016-17 Upper Deck SP Game Used - Draft Day Marks #DDM-MT

Rookies - Matthew Tkachuk /35

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2012-13 Elite - [Base] #215

Kawhi Leonard /599

2016-17 Panini Donruss - The Champ is Here #2

Stephen Curry

2015-16 Panini Immaculate Collection - Shadowbox Signatures #SS-RP

Robert Parish /99

2015-16 Panini Black Gold - [Base] #52

Stephen Curry

2000-01 EX - Generation E-X - Jerseys #SHSS

Shareef Abdur-Rahim, Stromile Swift

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.