• 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

1961 Nu-Cards Baseball Scoops - [Base] #428

Jackie Robinson

2015 Bowman - Chrome Rookie Autographs - Blue Refractor #BCAR-JL

Jake Lamb /150

1971 Topps - [Base] #596

Mike Jorgensen

2011 Topps Finest - [Base] - Green Refractor Rookie Autographed Dual Relics [Autographed] #83

Zach Britton /149

2014 Bowman Draft Picks & Prospects - Top Prospects Chrome #CTP-39

Aaron Judge

1998 Upper Deck SPx Finite - [Base] #287

Peyton Manning /7200

2015 Panini Prizm Collegiate Draft Picks - [Base] - Prizms Autographs [Autographed] #102

Ameer Abdullah

1999 SP Signature Edition - Signatures #HL

Greg Hill

2015 Panini Contenders - [Base] #236.1

Rookie Ticket RPS - T.J. Yeldon (Base)

2014 Panini Rookies & Stars - Rookie Materials #32

Odell Beckham Jr.

2015-16 Upper Deck Ultimate Collection - [Base] #83

Autographed Ultimate Rookies - Tier 1 - Colton Parayko /299

2016-17 Upper Deck - [Base] - Exclusives #202

Young Guns - Lawson Crouse /100

2016-17 Upper Deck - [Base] - Silver Foil #212

Young Guns - Kyle Connor

2010-11 Zenith - Yours Truly, Autographs - [Autographed] #DB

Dustin Brown

2015-16 Upper Deck - Clear Cut Superstars #CCS-58

Mike Bossy

2009-10 Bowman '48 - [Base] #101

Blake Griffin /2009

2013-14 Panini Select - Red Hot - Purple Prizms #13

Kevin Durant /99

1971-72 Topps - [Base] #107

Dave DeBusschere

2015-16 Panini Prizm - Rookie Signatures #RS-JA

Justin Anderson

2015-16 Panini NBA Hoops - Action Shots #6

Stephen Curry

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.