• 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 Platinum - Top Prospects Autographs #TPA-JM

Jorge Mateo

2015 Panini National Treasures - [Base] #211

Rookie Material Signatures Silver - Matt Duffy /99

1993 Topps - [Base] #98

Derek Jeter

1967 Topps - [Base] #45

Roger Maris [Good to VG‑EX]

1997 Donruss Elite - Passing the Torch #7

Cecil Fielder /1500

2016 Upper Deck USA Football - [Base] - Flag Wave #20

USA U19 - Ron Johnson

2005 Topps Chrome - [Base] - Gold X-Fractor #218

Derrick Johnson /399

2011 Topps Chrome - [Base] - Blue Refractor #37

Aldon Smith /199

2015 Panini Immaculate Collection - Immaculate Ink #II-FB

Fred Biletnikoff /99

1958 Topps - [Base] #86

Y.A. Tittle

2014-15 Upper Deck Trilogy - Tryptichs - Jerseys #T-CP3

Carey Price /300

2015-16 SP Authentic - Sign of the Times Rookies #SOTR-MI

Colin Miller /299

2015-16 Upper Deck Fleer Showcase - [Base] #183

Hot Prospects Auto Patch - Vincent Hinostroza /499

1969-70 O-Pee-Chee - [Base] #46

Ron Ellis

2015-16 SP Authentic - [Base] #268

Future Watch Autographs - Colton Parayko /999

2007-08 Topps Chrome - [Base] - 1957-58 Variations #6

Bill Russell

2016-17 Panini Prizm - Veteran Signatures #14

Draymond Green

2014-15 NBA Hoops - Freshman Fabrics #8

Joel Embiid

2011-12 NBA Hoops - [Base] - Autographs [Autographed] #238

Paul Millsap

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.