• 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

2014 Bowman Platinum - Autographed Prospects #AP-BBU

Byron Buxton

2016 Topps Chrome - [Base] - Refractor #150

Corey Seager

2016 Bowman's Best - Top Prospects - Green Refractor #TP-28

Aaron Judge /99

1998 Topps Gallery - Gallery of Heroes #GH 5

Frank Thomas

1994 Upper Deck SP - [Base] #15

Alex Rodriguez

2012 Topps Chrome - [Base] - Retail Orange Refractor #40

Russell Wilson

2010 SPx - Rookie Materials #RM-RG

Rob Gronkowski /375

2008 Topps Chrome - [Base] #TC207

Jordy Nelson [PSA 10]

2013 Panini Certified - [Base] #328

Freshman Fabric Signatures - Mike Glennon /499

1990 Fleer Update - [Base] #U-40

Emmitt Smith [BGS 9]

2016-17 Upper Deck - O-Pee-Chee Update - Rainbow Foil #684

Marquee Rookies - Jimmy Vesey

2016-17 Upper Deck - UD Canvas #C241

Retired Stars - Bobby Orr

2015-16 Upper Deck MVP - NHL Draft Pick #1 Redemptions #DP-1

Connor McDavid

2016-17 Upper Deck - O-Pee-Chee Update - Retro #694

Marquee Rookies - Auston Matthews

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews

2013-14 Panini Select - Skills - Purple Prizms #20

Paul George /99

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

Sam Dekker

2015-16 Panini Contenders Draft Picks - [Base] - Draft Ticket Red Foil #102

College Ticket Autographs - Alan Williams

2014-15 Panini Prestige - Prestigious Premieres Signatures - Premium #PP-AG

Aaron Gordon

2012-13 Panini Innovation - Fine Print Autographs #47

Roy Hibbert

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.