• 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

1988 Fleer Update - [Base] - Glossy #U-74

John Smoltz

2016 Topps Archives - Fan Favorites Autographs #FFA-RF

1971 Design - Rollie Fingers

2015 Topps Tier One - Acclaimed Autographs #AA-BPS

Brandon Phillips /199

1963 Topps - [Base] #371

Rod Kanehl

2015 Topps Tribute - Relics #TR-KG

Ken Griffey Jr. /199

2014 Topps Finest - Rookie Autograph Patch #RAP-AMC

AJ McCarron

2014 Panini Playbook - Booklets - Silver #140

Brandin Cooks /199

1959 Topps - [Base] #130

Y.A. Tittle [Good to VG‑EX]

2016 Panini Classics - [Base] #220

Rookies - Dak Prescott

2016 Donruss Elite - [Base] - Black #144

Elite Rookies - Tyreek Hill /199

2012-13 Panini Certified - Certified Signatures - [Autographed] #CS-HAG

Carl Hagelin

2014-15 SP Authentic - [Base] #251

John Klingberg /999

1972-73 O-Pee-Chee - [Base] #136

Gilbert Perreault

2016-17 Upper Deck MVP - [Base] - Colors & Contours #279

Level 3 Teal - Ryan Pulock

2015-16 Panini Prizm - Autographs #P-CJM

C.J. McCollum

1994-95 SP - Michael Jordan He's Back - Silver #MJ 1

Michael Jordan

1992-93 Fleer - All-Stars #6

Michael Jordan

1993-94 Fleer Ultra - Power in the Key #2

Michael Jordan

1998-99 Skybox Premium - Soul of the Game #6 SG

Kobe Bryant

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.