• 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!

13 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

1953 Bowman Color - [Base] #80

Ralph Kiner [Good to VG‑EX]

1972 Kellogg's 3-D Super Stars - [Base] #29.1

Dave McNally (Error: Career ERA 3.18)

2015 Panini National Treasures - Rookie Colossal Signatures #6

Kendall Graveman /99

2000 Fleer Greats of the Game - Autographs #BEOG

Ben Oglivie

1959 Topps - [Base] #562

Al Kaline [Good to VG‑EX]

2012 Bowman - Chrome Rookie Autographs #BCRA-BO

Brock Osweiler

1989 Score - [Base] #257

Barry Sanders

2001 Topps - [Base] #328

Drew Brees

2016 Panini Prizm - [Base] - Prizm #296

Rookie - Tyreek Hill

2013 SP Authentic - [Base] #166

Rookie Patch Autographs - Zach Ertz /650

2016-17 Upper Deck - [Base] #214

Young Guns - Ivan Provorov

2016-17 Upper Deck MVP - Rookie Redemption #RR2

Central Division

2016-17 Upper Deck MVP - [Base] - Colors & Contours #265

Level 3 Purple - Patrick Kane

2015-16 Upper Deck Ultimate Collection - [Base] #71

Autographed Ultimate Rookies - Tier 1 - Andreas Athanasiou /299

2015-16 Upper Deck - [Base] - Silver Foil Board #231

Young Guns - Sam Bennett

2003-04 Upper Deck MVP - A Tribute to Greatness #MJ5

Michael Jordan

2014-15 SPx - [Base] #81

T.J. Warren /499

2013-14 Panini Select - Rookie Jerseys Autographs #15

Matthew Dellavedova

2009-10 Panini - [Base] #307

Stephen Curry

2012-13 Panini Prizm - [Base] #203

Klay Thompson

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.