• 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 Bowman Draft Picks & Prospects - [Base] - Silver Ice #DP2

Kyle Schwarber

2014 Bowman Chrome - [Base] - Blue Refractor #30

Masahiro Tanaka /250

1972 Kellogg's 3-D Super Stars - [Base] #20

Reggie Jackson

1970 Topps - [Base] #300

Tom Seaver

2002 Upper Deck Prospect Premieres - [Base] #12

Jon Lester

2014 Panini Rookies & Stars - [Base] - Rookies Longevity Parallel Signatures [Autographed] #175

Mike Evans

2009 Donruss Rookies & Stars Longevity - [Base] - Ruby Materials [Memorabilia] #59

Tom Brady /299

1998 Topps Finest - [Base] - Refractor #160

Emmitt Smith

2014 Panini Rookies & Stars - [Base] - Rookies Longevity Parallel Signatures [Autographed] #179

Ryan Shazier

2007 Leaf Rookies & Stars - [Base] - Elements Materials [Memorabilia] #108

Tom Brady /250

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

2016-17 Upper Deck - UD Game Jersey #GJ-DHa

Dale Hawerchuk

2005-06 Upper Deck - [Base] #206

Zach Parise

2016-17 Upper Deck - O-Pee-Chee Update - Rainbow Foil #694

Marquee Rookies - Auston Matthews

2004-05 Fleer Throwbacks - Defining Authentic - Jersey Autographs #DAA-EC

Eddy Curry /249

1996-97 Topps - [Base] #138

Kobe Bryant [BGS 9.5]

2010-11 Prestige - Old School - Materials Prime [Memorabilia] #7

Gary Payton /49

2005 Rittenhouse WNBA - [Base] #40

Diana Taurasi

2010-11 Prestige - NBA Draft Class - Draft Logo Patch Autographs [Autographed] #15

Larry Sanders /399

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.