• 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.

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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

2015 Bowman Chrome - Prospects Autographs #BCAP-DG

Dermis Garcia

2005 Donruss Diamond Kings - Diamond Cuts - Combo Materials [Memorabilia] #DC-19

Ivan Rodriguez /100

1994 Upper Deck All-Time Heroes - 1954 Topps Archives #250

Ted Williams

2009 Upper Deck Spectrum - Spectrum of Stars #LE

Leslie Nielsen

2009 Topps - Wal-Mart Chrome Cereal Refractor - Platinum #PR-15

Ty Cobb

2012 Topps - NFL Captain's Patch #NCP-JF

Josh Freeman

2014 Topps Prime - Rookie Variations Autographs #145

Jarvis Landry

2016 Panini Prestige - [Base] #206

Rookies - Dak Prescott

2012 Panini Contenders - [Base] - Rookie Ticket Variation #120

Courtney Upshaw /200

2015 Panini Prizm Collegiate Draft Picks - Stained Glass #81

Marcus Mariota

2016-17 Upper Deck MVP - Rinkleaders #RL-0

Achievement - Wayne Gretzky

2016-17 Upper Deck - [Base] - Silver Foil #75

Connor McDavid

2007-08 Upper Deck Rookie Class - Box Set [Base] - Jumbo #CC-1

Jonathan Toews

2015-16 Upper Deck - [Base] - Silver Foil Board #457

Young Guns - Jake Virtanen

2015-16 Upper Deck Black Diamond - Rookie Team Logo Jumbos #RTL-MS

Malcolm Subban

1983-84 Star - [Base] #61

Bernard King

1992-93 Topps Stadium Club - Beam Team #1

Michael Jordan

2015-16 Panini NBA Hoops - Dreams #8

Kristaps Porzingis

2016-17 Panini Prizm - [Base] - Silver Prizm #243

Marquese Chriss

2014-15 Panini Excalibur - Top Flight Jerseys #44

Russell Westbrook

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.