• 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!

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

2017 Bowman - Chrome Prospect Autographs #CPA-KF

Kyle Funkhouser

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

Brandon Drury

1993 Classic Best Minor League - Promotional #PR1

Derek Jeter

2016 Topps - MLB Debut Medallions #MDM-MH

Matt Harvey

1965 Philadelphia - [Base] #187

Sam Huff [Good to VG‑EX]

1997 Skybox Premium - Autographics #JOWI

Jon Witman

2014 Topps Fire - [Base] #119

Odell Beckham Jr.

2015 Topps Platinum - Platinum Players Die-Cut #PDC-TB

Tom Brady

2014 Panini Black Gold - Golden Opportunity Dual Jerseys #GO-DEN

Demaryius Thomas, Cody Latimer /149

2014-15 Upper Deck Premier - Rookie Inserts #R44

Shayne Gostisbehere /249

2011-12 Pinnacle - Fans of the Game - Autographs [Autographed] #4

Jeff Carlson

2015-16 SP Authentic - [Base] #277

Future Watch Autographs - Jake Virtanen /999

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2015-16 Upper Deck MVP - Rookie Redemption Pack #RR-4

Pacific Division

1998-99 Skybox Premium - Soul of the Game #4 SG

Grant Hill

2008-09 SP Authentic - [Base] #124

Brook Lopez /299

2012-13 Panini Crusade - Crusade - Blue #194

Kobe Bryant

2015-16 Panini Immaculate Collection - INK #IK-ABR

Avery Bradley /99

1998-99 Metal Universe - Planet Metal #5 PM

Dennis Rodman

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.