• 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

1992 Donruss - The Elite Series #13

Ken Griffey Jr. /10000

2014 Topps Update Series - [Base] - Gold #US-50

Jacob deGrom /2014

2011 Topps Update Series - [Base] #US175

Mike Trout [BGS 9.5]

1983 O-Pee-Chee - [Base] #143

Tony Gwynn

1975 Topps Minis - [Base] #320

Pete Rose [Good to VG‑EX]

2016 Panini Prime Signatures - Proteges #PRT-BG

Jimmy Garoppolo, Tom Brady

2016 Panini Prizm - Premier Jerseys - Prizm #PPJ-DP

Dak Prescott

2015 Panini Crown Royale - [Base] #197

Rookie Signatures - Byron Jones /299

2015 Panini Donruss - Rookie Threads #DRT-MM

Marcus Mariota

2015-16 Upper Deck - [Base] - Silver Foil Board #250

Young Guns Checklist - Connor McDavid, Sam Bennett

2015-16 Upper Deck - UD Game Jersey Series 1 #GJ-VT

Vladimir Tarasenko

2015-16 Upper Deck - UD Game Jersey Series 2 #GJ-BH

Brett Hull

2016-17 Upper Deck MVP - [Base] - Green #235

Evgeni Malkin

2015-16 Upper Deck - [Base] #451

Young Guns - Jack Eichel

2015-16 Panini Prizm - [Base] - Purple Prizm #253

Anfernee Hardaway /99

1993-94 Topps Finest - [Base] - Refractor #114

Mahmoud Abdul-Rauf

1994-95 Upper Deck - Special Edition - Gold #SE114

Grant Hill

1995-96 Skybox Premium - Meltdown #M1

Michael Jordan

2015-16 Panini Court Kings - Artistic Endeavors Jerseys #32

Russell Westbrook /299

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.