• 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

2014 Bowman Inception - Prospect Autographs #PA-AME

Austin Meadows

2014 Bowman Inception - Autographed Relics #AR-SP

Stephen Piscotty

2014 Bowman Chrome - Prospects - Green Refractor #BCP68

JaCoby Jones /75

2016 Bowman's Best - Best of 2016 Autographs #B16-TO

Tyler O'Neill

2016 Topps Allen & Ginter's - Relics B #FSRB-JAR

Jake Arrieta

2014 Topps Chrome - Rookie Autographs #172

Allen Robinson

2012 Panini Playbook - [Base] #185

Rookies Booklet Silver - David Wilson /149

2014 Panini National Treasures - [Base] #270

Rookie Materials Signatures - Michael Campanaro /99

1984 Topps - [Base] #63

John Elway [PSA 7]

2003 Leaf Rookies & Stars - [Base] #188

Asante Samuel

2016-17 Upper Deck - [Base] - Exclusives #240

Young Guns - Gustav Forsling /100

2010-11 In the Game Decades 1980s - Game-Used Jersey - Black #M-20

Dave Babych /120

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

Achievement - Connor McDavid

2006-07 Upper Deck Be a Player - [Base] - Autographs [Autographed] #202

Phil Kessel

1971-72 Topps - [Base] #70

Gordie Howe [Good to VG‑EX]

1986-87 Fleer - Stickers #10

Isiah Thomas

1986 Star Best of the Best - [Base] #13

Isiah Thomas

2013-14 Panini Court Kings - Art Nouveau Jerseys #30

Tony Snell /325

2010-11 Playoff National Treasures - [Base] #238

Landry Fields /99

2016-17 Panini Prizm - [Base] - Retail Starburst Prizm #243

Marquese Chriss

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.