• 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

2015 Topps - First Pitch #FP-04

Eddie Vedder

1994 Topps - Pre-Production #700.1

Nolan Ryan (Vertical Layout)

1975 Topps Minis - [Base] #320

Pete Rose

2016 Topps Heritage High Number - Real One Autographs #ROA-BD

Brandon Drury

2007 SP Authentic - [Base] #90

Tom Brady [PSA 10]

2016 Panini Prestige - Draft Picks #3

Carson Wentz

1973 Topps - [Base] #500

O.J. Simpson

2014 Topps Prime - Level 5 Autographed Relic #PV-DF

Devonta Freeman

2011 Playoff Contenders - [Base] #171

Ronald Johnson /192

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2015-16 Upper Deck - Clear Cut Superstars #CCS-24

Wayne Gretzky

2015-16 Upper Deck Champs - [Base] - Gold Backs #269

Short Prints - Artemi Panarin

2010-11 UD North Carolina Basketball - [Base] - Autographs [Autographed] #78

Sean May

1983-84 Star - [Base] #267

Scott Hastings

2016-17 Panini Prizm - [Base] #1

Ben Simmons

2014-15 Panini Prizm - Jerseys - Blue Mojo Prizms #68

Joel Embiid

1984-85 Star - [Base] #67

George Gervin

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.