• 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

2016 Bowman - Chrome Prospect Autographs - Refractor #CPA-AA

Anthony Alford /499

2015 Topps Chrome Update - Mega Box [Base] #US283

Kris Bryant

1991 Upper Deck - Heroes of Baseball #H1.1

Harmon Killebrew (Autographed) /3000

2004 SP Prospects - [Base] #389

Lucas Harrell /550

2016 Panini Contenders - [Base] #117

Rookie Ticket - Myles Jack

2016 Donruss Optic - [Base] #168

Rated Rookies - Ezekiel Elliott

2010 Panini Epix - [Base] - Gold #58

Tom Brady /100

1995 Superior Pix - [Base] - Autographs [Autographed] #3

Steve McNair /3000

2016-17 Upper Deck Compendium - Heart & Soul #HS-6

Sidney Crosby

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2016-17 Upper Deck - Ceremonial Puck Drop #CPD-7

Martin Brodeur

2014-15 Upper Deck - [Base] #214

Teuvo Teravainen

2016-17 Upper Deck - UD Canvas #C243

Retired Stars - Mario Lemieux

2013-14 Panini Signatures - Rookie Signatures #28

Kelly Olynyk /199

1997-98 Topps Stadium Club - Triumvirate - Luminescent #T2A

Ray Allen

2012-13 Panini Prizm - [Base] #203

Klay Thompson

2015-16 Panini Prizm - [Base] #308

Rookies - Devin Booker

2016-17 Panini Donruss Optic - [Base] - Holo #151

Ben Simmons

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.