• 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!

14 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

1997 Pacific Crown Collection Prism - Gate Attractions #GA-10

Andy Pettitte

2016 Topps Finest - Greats Autographs #FGA-JG

Juan Gonzalez /300

2001 Fleer Greats of the Game - Autographs #ROCE

Ron Cey

2016 Topps Chrome - [Base] - Purple Refractor #164

Nomar Mazara /275

1999 Topps Gallery - Gallery of Heroes #GH9

Chipper Jones

2013 Panini Spectra - Rookie Signatures #143

Jamie Collins /299

2014 Topps Inception - Rookie Autographs #34

Brandin Cooks

2014 Bowman - Rookie Chrome Refractor Autograph - Blue Border #30

Damien Williams /99

1984 Topps - [Base] #63

John Elway

2015 Topps Strata - Clear Cut Autograph Patch Rookies #CCAP-TL

Tyler Lockett

2014-15 Upper Deck MVP - [Base] #247

Carey Price

2016-17 Upper Deck MVP - [Base] - Green #275

Wayne Gretzky

2016-17 Upper Deck - UD Game Jersey #GJ-SC

Sidney Crosby

2015-16 O-Pee-Chee Platinum - Marquee Rookies #M1

Connor McDavid

1998-99 Pacific Aurora - Atomic Laser Cuts #13

Wayne Gretzky

2015-16 Panini Prizm - [Base] - Orange Prizm #302

Rookies - Larry Nance Jr. /65

2014-15 Panini Prizm - [Base] - Red White and Blue Pulsar Prizms #136

Kobe Bryant

2008-09 Upper Deck - UD Game Jersey #GA-CP

Chris Paul

1997-98 NBA Hoops - Top of the World #1TW

Tim Duncan

2015-16 Panini Spectra - [Base] #113

Rookie Jerseys Autograph Prizms - Myles Turner

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.