• 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!

15 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

1960 Topps - [Base] #343

Sandy Koufax [Poor to Fair]

2017 Topps Finest - Autographs #FA-TA

Tyler Austin

1966 Topps - [Base] #573

Derrell Griffith

1955 Bowman - [Base] #160

Moose Skowron [Good to VG‑EX]

2014 Bowman - Prospect Autographs Chrome #BCAP-TMA

Tyler Mahle

2016 Panini Prizm - Rookie Autograph - Prizm #RA-JBA

Joey Bosa

1984 Topps USFL - [Base] #74

Herschel Walker

2016 Panini Contenders - [Base] #226

Rookie Ticket Variations - Javon Hargrave

2015 Panini Contenders - [Base] #144.1

Rookie Ticket - Jesse James (Base)

2007 Leaf Rookies & Stars Longevity - [Base] - Ruby Materials [Memorabilia] #58

Tom Brady /250

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2016-17 Upper Deck - UD Canvas #C211

Young Guns - Auston Matthews

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine [BGS 9.5]

2015-16 Upper Deck - [Base] - Oversized #231

Young Guns - Sam Bennett

2015-16 Upper Deck Ultimate Collection - [Base] #61

Autographed Ultimate Rookies - Tier 1 - Frank Vatrano /299

2015-16 Panini Absolute - Heroes Autographs #HA-CC

Cedric Ceballos /149

2015-16 Panini Prizm - [Base] - Green Prizm #144

Giannis Antetokounmpo

2013-14 Panini Immaculate Collection - Player Caps #3

Tim Hardaway Jr. /80

2016-17 Panini Donruss Optic - The Rookies #2

Ben Simmons

2005-06 Upper Deck Exquisite Collection - [Base] #74-AP

Ersan Ilyasova /225

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.