• 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

2009 Sweet Spot - [Base] #120

Luis Perdomo /699

2016 Panini Donruss - 1982 Design - Holometric #D82-47

Rickey Henderson /299

1996 Leaf Studio - [Base] - Bronze Press Proof #149

Rickey Henderson /2000

2006 Bowman Heritage - Prospects - Mini #BHP85

Clayton Kershaw

2013 Topps Heritage - Real One Certified Autographs #ROA-JW

Jerry Walker

2015 Topps Valor - Rookie Relics #VRR-DAJ

David Johnson

2012 Upper Deck USA Football - Box Set Future Swatch Jersey #FS-34

Malcolm Brown

2014 Panini Prizm - Autographed Rookie - Camo Prizms #AR-JM

Jordan Matthews /200

2016 Panini Prestige - Draft Picks #3

Carson Wentz

1970 Topps - [Base] #90

O.J. Simpson [Poor]

2016-17 Upper Deck - [Base] #201

Young Guns - Auston Matthews [BGS 9.5]

2015-16 SP Authentic - Sign of the Times #SOTT-NK

Nikita Kucherov

1997-98 SP Authentic - [Base] #186

Zdeno Chara

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

Marquee Rookies - Jimmy Vesey

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

Marquee Rookies - Jimmy Vesey

1986-87 Fleer - [Base] #132


1975-76 Topps - [Base] #10

Bob McAdoo

2015-16 Panini Court Kings - Box Topper 5x7 Panoramics #3

Russell Westbrook

1999-00 Upper Deck HoloGrFX - Maximum Jordan - AuSOME #MJ4AU

Michael Jordan

2015-16 Panini Immaculate Collection - INK #IK-MRI

Mitch Richmond /99

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.