• 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

1983 Topps - [Base] #83

Ryne Sandberg

1996 Pacific Crown Collection - [Base] #383

Derek Jeter

1991 Upper Deck Final Edition - Box Set [Base] #17F

Jim Thome [PSA 9]

1963 Topps - [Base] #365

Jim Bunning [Good to VG‑EX]

1978 Topps Burger King - Restaurant Detroit Tigers #13

Lou Whitaker

2014 Panini Contenders - [Base] #222.2

Jordan Matthews (posing, no ball)

2001 Topps - Pro Bowl Jerseys #TP-RL

Ray Lewis

2016 Panini Preferred - Retail Crown Royale #93

Rookies - Dak Prescott

2002 Topps Chrome - [Base] #264

Deion Branch [PSA 9]

2004 Leaf Rookies & Stars - [Base] #155

Rookie - Brock Lesnar

2016-17 Upper Deck - UD Canvas #C222

Young Guns - Thomas Chabot

2016-17 Upper Deck - UD Canvas #C245

Retired Stars - Brett Hull

1970-71 Topps - [Base] #15

Bobby Hull

2002-03 Upper Deck Artistic Impressions - On the Right Track Jerseys #RT-ME

Martin Erat /299

2016-17 Upper Deck SP Game Used - [Base] - Blue Auto [Autographed] #170

Authentic Rookies - Charlie Lindgren

1996-97 Fleer - Total O #9

Shaquille O'Neal

2015-16 Panini Prestige - [Base] #209

Rookies - Kristaps Porzingis

2009-10 Panini Basketball Hall of Fame - [Base] #105

Alex Hannum /599

2015-16 Panini NBA Hoops - Hot Signatures #HS-BP

Bobby Portis

2013-14 Panini Gold Standard - Ring Bearers Autographs #25

Michael Cooper /299

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.