• 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 Topps Stadium Club - [Base] #140

Mookie Betts

2017 Topps Heritage - [Base] - Chrome Variations Purple Refractor #THC-500

Kris Bryant

2014 Bowman Sterling - Prospect Autographs #BSPA-TG

Tyler Glasnow

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

Tyler O'Neill

1952 Topps - [Base] #222

Hoot Evers [Poor to Fair]

2012 Topps Platinum - Autographed Veteran Refractor Patch #AVP-BG

Blaine Gabbert /99

2014 Panini Prestige - [Base] - Rookies Signatures [Autographed] #205

Allen Robinson

2015 Upper Deck - [Base] #187

Devante Parker

1957 Topps - [Base] #30

Y.A. Tittle [Good to VG‑EX]

1976 Topps - [Base] #9

Ernie Holmes

2010-11 SP Authentic - [Base] #250

Nazem Kadri /999

2007-08 Victory - [Base] #303

Carey Price

2016-17 Upper Deck - UD Canvas #C96

Young Guns - Sebastian Aho

2005-06 Upper Deck - [Base] #206

Zach Parise

2016-17 Upper Deck - O-Pee-Chee Update - Retro #694

Marquee Rookies - Auston Matthews

1994-95 Fleer Ultra - NBA All-Rookie #6

Shawn Bradley

2016-17 Panini Contenders Draft Picks - [Base] #162

College Ticket - Devin Williams

2007-08 Bowman Elevation - [Base] #71

Kevin Durant /999

2010-11 UD North Carolina Basketball - [Base] - Autographs [Autographed] #69

Kevin Salvadori

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.