• 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

$3.00 Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once for $3.00!

11 Million Cards Under One Roof

We house millions of sports cards from thousands of sellers and provide industry renowned customer service!

No Stock Images

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

2015 Bowman Inception Prospect Autographs #PA-MM

Manuel Margot

2014 Bowman Inception Prospect Autographs #PA-AG

Alexander Guerrero

2014 Topps Tier One Relics #TOR-JPO

Jorge Posada /399

2013 Bowman Sterling Rookie Certified Autographs #BSAR-CM

Carlos Martinez

2010 Bowman Draft Picks & Prospects Chrome Prospects Certified Autographs [Autographed] #BDPP78

Christian Yelich

1998 Upper Deck SPx Finite Radiance #287

Peyton Manning /3600

2010 NCAA Sweet Spot Sweet Swatches #SSW-9

Calvin Johnson

2010 Certified Fabric of the Game #60

Fred Biletnikoff /250

1999 SP Signature Edition Signatures #KR

Brian Mitchell

1997 Upper Deck NFL Legends Autographs #AL-156

William Perry

2013-14 Upper Deck #482

Ryan Strome

2010-11 Panini Luxury Suite #148

Jeremy Morin /499

2013-14 Upper Deck #241

Nail Yakupov

2013-14 Upper Deck #481

Ondrej Palat

2005-06 Upper Deck #206

Zach Parise

1996-97 Bowman's Best Rookies #R23

Kobe Bryant

2014-15 Panini Prizm Yellow and Red Mosaic Prizms #300

Nikola Mirotic

2003-04 Topps Chrome #111

Lebron James

1995-96 Fleer Metal Scoring Magnet #6

Hakeem Olajuwon

2009-10 Basketball Hall of Fame Famed Signatures #AE

Alex English /499

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.