• 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

2015 Topps Heritage '51 - [Base] #25

Kris Bryant

2015 Topps Museum Collection - Single-Player Signature Swatches Dual Relic Autographs #SSD-MN

Mike Napoli /299

1961 Topps - [Base] #549

Hal Smith

1999 Ultimate Victory - [Base] #137

Tim Hudson

2014 Panini Classics - Significant Signatures Materials - Silver Jerseys #45

Josh Donaldson /299

2011 Topps - Game Day - Certified Autograph [Autographed] #GDA-RC

Randall Cobb

2016 Panini Contenders Draft Picks - [Base] #176

College Ticket - Su'a Cravens

2016 Leaf Draft - Retail Autographs #A-AM1

Alex McCalister

2016 Panini Prizm - Rookie Autograph - Prizm #RA-KDX

Kenneth Dixon

2014 Panini Rookies & Stars - Rookie Materials #32

Odell Beckham Jr.

2016-17 Upper Deck - [Base] - Gold Rainbow Foil #191

Nicklas Backstrom

1979-80 Topps - [Base] #150

Ken Dryden

2001-02 Topps/O-Pee-Chee Archives - Arena Seats #AS-TO

Terry O'Reilly

2009-10 SPx - Winning Combos #WC-EH

Tony Esposito, Cristobal Huet

2009-10 SPx - [Base] #169

Logan Couture /799

2005-06 Topps Finest - [Base] #136

Charlie Villanueva /349

1996-97 Pacific Power - Gold Crown Die-Cut #GC-3

Kobe Bryant

1989-90 NBA Hoops - [Base] #21

Michael Jordan [PSA 9]

1988-89 Fleer - [Base] #43

Dennis Rodman

1998-99 Topps Chrome - [Base] #199

Vince Carter [PSA 9]

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.