• 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

1962 Topps - [Base] #100

Warren Spahn [Good to VG‑EX]

2015 Bowman - Chrome Prospects - Blue Wave Refractor #BCP113

Gary Sanchez

2014 Bowman Draft Picks & Prospects - Chrome - Blue Refractors #CDP10

Trea Turner /399

2014 Bowman Draft Picks & Prospects - Top Prospects Chrome - Blue Refractor #CTP-39

Aaron Judge /399

2004 Topps Heritage - [Base] #425

Derek Jeter

2015 Topps Chrome - 60th Anniversary - Wal-Mart Relics [Memorabilia] #T60R-JW

Jameis Winston

2015 Topps Fire - Forces of Nature #FON-DM

Dan Marino

2008 Topps - [Base] #241

James Harrison

2016 Upper Deck USA Football - [Base] - Flag Wave #20

USA U19 - Ron Johnson

1971 Kellogg's 3-D - [Base] #47

Claude Humphrey [Good to VG‑EX]

2009-10 Upper Deck - All World Team #AW32

Sidney Crosby

2014-15 Upper Deck - Hockey Heroes 2010's #HH91

Patrick Kane, Alex Ovechkin

2014-15 Upper Deck - [Base] - UD Exclusives #441

Nicklas Backstrom /100

2016-17 SPx - Rookies #R-MM

Mitch Marner /399

2015-16 Upper Deck Ice - Exquisite Rookie Signatures #ERS-JD

Joonas Donskoi /399

2004-05 Topps Chrome - [Base] #23

Lebron James

2004-05 Topps Chrome - [Base] #23

Lebron James

2014-15 Panini Totally Certified - Jerseys - Blue #46

Kawhi Leonard /199

2014-15 Panini Prizm - [Base] #253

Joel Embiid

2013-14 Panini Titanium - Draft Day Autographs #20

Steven Adams

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.