• 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!

15 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

2017 Topps Finest - [Base] - Refractor #2

Aaron Judge

2016 Topps Chrome - ROY Chronicles - Green Refractor #ROY-DP

Dustin Pedroia /99

2016 Bowman - Chrome Prospect Autographs #CPA-AA

Anthony Alford

1970 Kellogg's 3-D Super Stars - [Base] #72

Joe Morgan

1990-91 Topps Major League Debut 1990 - Box Set [Base] #153

Frank Thomas

2008 Topps Finest - Tom Brady Finest Moments - Refractor #TB12

Tom Brady /149

2013 Topps Chrome - [Base] - Pink BCA Refractor #131

Eddie Lacy /399

1962 Topps - [Base] #100

Roy Winston [Good to VG‑EX]

2013 Topps Archives - Fan Favorites Autographs #FFA-EM

Ed McCaffrey

1989 Score - [Base] #257

Barry Sanders

2015-16 Upper Deck - Parkhurst Rookies #PR-1

Connor McDavid

2015-16 O-Pee-Chee Platinum - Marquee Rookies #M1

Connor McDavid

1979-80 Topps - [Base] #261

New NHL Entries

2016-17 SPx - Double XL Materials #XXL-MM

Mitch Marner /199

2011-12 Upper Deck The Cup - [Base] #155

Erik Gustafsson /249

2015-16 Panini Gold Standard - [Base] #263

Rookie Jersey Autographs Double - Terry Rozier /149

2016-17 Panini Select - [Base] #251

Courtside - Ben Simmons

2015-16 Panini Gala - Coming Attractions Memorabilia #9

Karl-Anthony Towns /60

2014-15 Panini Prizm - [Base] - Blue Mojo Prizms #263

T.J. Warren

2014-15 Panini Paramount - Past & Present Jerseys #15

Carmelo Anthony /40

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.