• 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

2010 Bowman Draft Picks & Prospects - Chrome Draft Picks #BDPP80

Manny Machado [BGS 9.5]

1999 Bowman Chrome - [Base] #431

Josh Hamilton

2015 Bowman Draft - Bowman Initiation #BI-8

Ian Happ

1983 Topps - [Base] #83

Ryne Sandberg [PSA 9]

2005 Upper Deck ESPN - Sportscenter Swatches #GU-MS

Mike Sweeney

2012 Panini Gridiron - [Base] - Rookie Signatures Xs [Autographed] #274

Olivier Vernon /499

2016 Panini Origins - Rookie Jumbo Patch Autographs #RJPA-DB

Devontae Booker

1984 Topps - [Base] #380

Darrell Green [PSA 8]

2014 Topps Fire - Rookie Autograph Patch #FRAP-AW

Andre Williams /500

2012 Topps Platinum - [Base] - Retail Orange Refractor #150

Andrew Luck

2016-17 Upper Deck - UD Canvas #C112

Young Guns - Pavel Buchnevich

2014-15 Upper Deck - [Base] #206

Sam Reinhart

2015-16 Upper Deck Ultimate Collection - Ultimate Signatures #US-NM

Nathan MacKinnon

2013-14 Upper Deck - [Base] #203

Alex Galchenyuk

1971-72 O-Pee-Chee - [Base] #114

Bobby Clarke [Good to VG‑EX]

2012-13 Panini Gold Standard - Metal - Metal Gold #72

Pete Maravich

2015-16 Panini Court Kings - Art Nouveau Jerseys #1

Karl-Anthony Towns /299

2015-16 Panini NBA Hoops - [Base] - Silver #248

Stephen Curry /299

2009-10 Upper Deck UD Jordan Legacy - [Base] - Box Set Hall of Fame Edition #97

Michael Jordan

2010-11 Donruss - Production Line - Die-Cut Stats Materials [Memorabilia] #54

Stephen Curry /399

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.