• 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

1975 Topps - [Base] #223

Robin Yount [Good to VG‑EX]

2003 Upper Deck Yankees Signature Series - Pride of New York Autographs - [Autographed] #PN-BV

Bill Virdon

2016 Bowman Chrome - Prospects Autographs #CPA-HB

Harrison Bader

1966 Topps - [Base] #30

Pete Rose [Poor to Fair]

2016 Topps Finest - Autographs #FA-SMA

Steven Matz

2011 Topps Chrome - [Base] - Retail Orange Refractor #25

Colin Kaepernick

1998 Topps Chrome - [Base] - Refractor #1

Barry Sanders

1997 Pinnacle Certified - Epix - Green #E4

Drew Bledsoe

2014 Panini Playbook - Booklets - Silver #155

Jarvis Landry /199

2015 Panini Certified - [Base] #213

Freshman Fabric - Sean Mannion /799

2011-12 Panini Certified - [Base] #190

Cam Talbot

2015-16 Upper Deck - Code to Greatness #CTG-0

Achievement - Connor McDavid

2009-10 SP Authentic - [Base] #219

Lars Eller /999

2011-12 Upper Deck - Rookie Materials #RM-BS

Brandon Saad

2015-16 Upper Deck Fleer Showcase - Flair - Materials [Memorabilia] #36

Row 0 Rookies - Connor McDavid

2012-13 Panini Innovation - Rookie Jumbo Jerseys #24

Anthony Davis /199

2014-15 SP Authentic - [Base] #81

Clint Capela /475

2015-16 Panini Prizm - [Base] - Light Blue Prizm #364

All-Star Team - Stephen Curry /199

2014-15 Panini Select - Die-Cut Autographs #86

Russ Smith /99

2015-16 Panini Prizm - [Base] - Ruby Wave Prizm #165

Matthew Dellavedova /350

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.