Shop from 16,254,707 total and 5,033,697 unique sports cards. Baseball, Football, Hockey, and Basketball.

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!

16 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.

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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!

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The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

2016 Topps Update Series - All-Star Stitches #ASTIT-JAL

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2014 Topps High Tek - Autographs #HT-GS

George Springer

2014 Topps Chrome - Rookie Autographs - Refractor #33

Jonathan Schoop /499

2014 Panini Black Gold - NFL Seal of Approval #SOA-28

Tony Romo /149

2011 Donruss Elite - [Base] #115

Cam Newton /999

2015 Panini Prizm Collegiate Draft Picks - [Base] - Prizms Autographs [Autographed] #124

Jay Ajayi

2008 Topps Chrome - Rookie Autographs #TC201

Mario Manningham

2015 Panini Prizm - [Base] - Blue Prizms #264

Rookies - Marcus Mariota

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Dustin Byfuglien

1971-72 O-Pee-Chee - [Base] #114

Bobby Clarke [Good to VG‑EX]

2016-17 O-Pee-Chee Platinum - Retro - Black Rainbow Autographs [Autographed] #R-7

Nikita Kucherov

2003-04 Upper Deck - [Base] #460

Allan Rourke

2007-08 In the Game Between the Pipes - The Future of Goaltending #FOG-01

Carey Price

2015-16 Panini Prizm - Autographs #P-JWI

Justise Winslow

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Rookies - Jaylen Brown

2015-16 Panini Prizm - Autographs #P-JWI

Justise Winslow

2016-17 Panini Grand Reserve - [Base] #1

Ben Simmons

1997-98 Bowman's Best - Mirror Image - Refractor #MI4

Keith Van Horn, Scottie Pippen, Kobe Bryant, Cedric Ceballos

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. 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.