• 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.

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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

2013 Bowman Inception - Prospect Autographs #PA-JB

Jose Berrios

1959 Topps - [Base] #430

Whitey Ford [Good to VG‑EX]

1996 Leaf Signature Series - Autographs - Bronze #SCBR

Scott Brosius

2000 SPx - Winning Materials Update #DJ-AR

Derek Jeter, Alex Rodriguez

2013 Bowman Sterling - Rookie Certified Autographs #BSAR-DB

Dylan Bundy

2008 Playoff National Treasures - [Base] #102

Jonathan Stewart /99

2016 Panini Clear Vision - [Base] #158

Rookies Level 2 - Derrick Henry /399

2011 Certified - [Base] - Mirror Red Signatures [Autographed] #155

Aldon Smith /250

2010 Topps Unrivaled - Autograph Patch Relics #UAP-JS

James Starks /249

2011 Playoff Contenders - [Base] #231.1

DeMarco Murray (Base)

2016-17 Upper Deck SP Game Used - [Base] - Gold Material [Memorabilia] #50

Connor McDavid

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

Henrik Sedin

2015-16 Upper Deck Ultimate Collection - [Base] - Silver Jersey [Memorabilia] #61

Ultimate Rookies - Frank Vatrano /149

2016-17 Upper Deck - A Piece of History 1000 Point Club #PC-PE

Patrik Elias

2014-15 Upper Deck - Shining Stars - Royal Blue #SS-8

Jacob Trouba

2015-16 Panini Complete - [Base] #303

Karl-Anthony Towns

1995-96 Topps Finest - Mystery Finest - Borderless/Silver #M 7

Latrell Sprewell

2016-17 Panini Contenders Draft Picks - [Base] #125.1

College Ticket - Caris LeVert

2014-15 Panini Spectra - [Base] - Rookie Jersey Autographs Prizm [Autographed] [Memorabilia] #109

Doug McDermott

2015-16 Panini Spectra - [Base] #111

Rookie Jerseys Autograph Prizms - Frank Kaminsky

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.