Shop from 43,148,655 total and 12,293,612 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!

43 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

eBay 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. COMC listings are automatically posted to eBay!

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The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

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Austin Wells /99

2007 Topps Chrome - [Base] - White Refractor #136

David Ortiz /660

1987 Fleer - [Base] #604

Barry Bonds [PSA 9 MINT]

1999 Topps Finest - [Base] #152

Rookies - Edgerrin James [PSA 10 GEM MT]

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Rated Rookie - Drake Maye

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Patrick Mahomes II

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Young Guns - Sarah Nurse

2024 Upper Deck PWHL 1st Edition - [Base] - Outburst #60

Young Guns - Ann-Renee Desbiens

2024 Upper Deck PWHL 1st Edition - [Base] - Exclusives #26

Laura Stacey /100

2021-22 Upper Deck Series 2 - NHL Passages #PA-1

Connor McDavid

2022 Panini Prizm WNBA - Signatures #SG-SSB

Satou Sabally

2020-21 Panini Revolution - Rookie Autographs #RA-PP

Payton Pritchard

1986-87 Fleer - [Base] #69

Moses Malone [PSA 8 NM‑MT]

1995-96 Topps - Show Stoppers #SS1

Michael Jordan

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.