• 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

1971 Topps - [Base] #743

John O'Donoghue

1983 Topps - [Base] #83

Ryne Sandberg

2016 Panini Elite Extra Edition - [Base] #12

Jason Groome /999

2015 Topps Chrome - Rookie Autographs - Refractor #AR-SM

Steven Moya /499

1999 SP Signature Edition - Autographs #FTa

Fernando Tatis

2015 Panini Contenders - [Base] #274

Rookie Ticket - Frank Clark

2003 Topps - [Base] #372

Jason Witten

1966 Philadelphia - [Base] #88

Bart Starr [Good to VG‑EX]

2015 Panini Certified - New Generation Jerseys #NG-MG

Melvin Gordon /799

1977 Topps - [Base] #360

Walter Payton [Good to VG‑EX]

2010-11 Panini Playoff Contenders - [Base] #151

Rookie Ticket - Derek Stepan

1969-70 Topps - [Base] #31

Derek Sanderson

2015-16 SP Authentic - [Base] #285

Future Watch Autographs - Nikolaj Ehlers /999

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2016-17 Upper Deck - UD Canvas #C240

Young Guns - Auston Matthews, William Nylander

1995-96 Topps Finest - Mystery Finest - Borderless/Silver #M 1

Michael Jordan

1995-96 Fleer Metal - Maximum Metal #4

Michael Jordan

1999-00 Flair Showcase - Elevators #3 E

Allen Iverson

1984-85 Star - [Base] #204

Julius Erving

2006-07 SPx - Winning Combos #WC-BM

Kobe Bryant, Tracy McGrady

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.