• 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!

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

1970 Topps - [Base] #630

Ernie Banks [Good to VG‑EX]

2000 Upper Deck Legends - Legendary Game Jerseys #J-BR

Brooks Robinson

1988 Cal League California League - [Base] #34

Ken Griffey Jr.

2016 Topps Finest - Autographs #FA-SMA

Steven Matz

2013 Topps Chrome - [Base] - Retail Purple Refractor #154

DeAndre Hopkins /499

2015 Panini Prizm Collegiate Draft Picks - Defense Die-Cut #30

Eric Kendricks

2007 Bowman Chrome - [Base] #BC65

Adrian Peterson

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

Matthew Stafford

2011 Plates & Patches - [Base] - Infinity Jerseys [Memorabilia] #1

Joe Flacco /299

2014-15 Upper Deck - [Base] - UD Exclusives #462

Phillip Danault /100

2015-16 Upper Deck - UD Canvas #C101

Young Guns - Sam Bennett

2015-16 Upper Deck - UD Canvas #C120

Young Guns Checklist - Dylan Larkin, Jack Eichel

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

Connor McDavid

2015-16 Upper Deck - A Piece of History 1000 Point Club #PC-JJ

Jaromir Jagr

1996 Topps Stars - Reprints - Autographs [Autographed] #18

George Gervin

2003-04 Bazooka - [Base] #223.1

Lebron James

2006-07 Press Pass Legends - Autographs - [Autographed] #RIBA

Rick Barry

2010-11 Playoff Contenders Patches - [Base] #107

Rookie Ticket Autograph - Greg Monroe

2013-14 Panini Titanium - Enshrinement Ink #6

Alex English /199

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.