Shop from 16,254,917 total and 5,036,042 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

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2001 Bowman Chrome - [Base] #259

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2016 Panini - [Base] #289

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J.J. Watt

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Purple - Level 3 - Ryan Getzlaf

2016-17 SPx - Rookies - Red Jersey [Memorabilia] #R-WN

William Nylander /235

2016-17 SPx - Rookies - Red Jersey [Memorabilia] #R-PL

Patrik Laine /235

2016-17 O-Pee-Chee Platinum - Retro - Gold Rainbow #R-46

Jaromir Jagr /149

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Michael Jordan

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Lonzo Ball

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Larry Johnson

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Kris Dunn

2012-13 Panini Marquee - Rookie Signatures #35

Bismack Biyombo

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.