Shop from 32,505,339 total and 9,315,421 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.

Buy Cards

Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once!

32 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!

Sell Cards

The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

1987 Fleer - [Base] #204

Barry Larkin [PSA 9 MINT]

2014 Topps Heritage High Number - [Base] #H571

Kyle Hendricks

1960 Topps - [Base] #50

Al Kaline

1961 Topps - [Base] #582

High # - Earl Battey

2013 Topps Chrome - [Base] #118

Travis Kelce

1984 Topps - [Base] #123

Dan Marino [EX to NM]

2020 Panini Donruss Optic - [Base] #164

Rated Rookies - Jalen Hurts

1989 Pro Set - [Base] #486

Deion Sanders [PSA 9 MINT]

1999 Skybox Metal Universe - Planet Metal #12 PM

Jerry Rice

2018-19 Upper Deck - [Base] #239

Young Guns - Troy Terry

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

1984-85 O-Pee-Chee - [Base] #243

Wayne Gretzky

2017-18 Upper Deck - [Base] #247

Young Guns - Brock Boeser

2019-20 Upper Deck - [Base] - Silver Foil #207

Young Guns - Victor Olofsson

1970-71 Topps - [Base] #13

Pat Riley [Good to VG‑EX]

2015-16 Panini Prizm - [Base] #335

Rookies - Nikola Jokic [PSA 9 MINT]

2019-20 Panini Select - [Base] #169

Premier Level - Tyler Herro

2019-20 Panini NBA Hoops - [Base] #258

Zion Williamson [SGC 9.5 Mint+]

1974-75 Topps - [Base] #1

Kareem Abdul-Jabbar

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.