• 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!

13 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

1970 Topps - Scratch Off - Unscratched #CAYA

Carl Yastrzemski

2001 Donruss Class Of 2001 - Dominators #DM-4

Albert Pujols

1976 Topps - [Base] #300

Johnny Bench

1965 Topps - [Base] #130

Al Kaline [Good to VG‑EX]

2004 SP Legendary Cuts - SIGnificant Swatches #SS-DM

Dale Murphy

2000 Playoff Contenders - [Base] #113

Shaun Alexander

1969 Topps - [Base] #164

Ronnie Bull

2006 Fleer Ultra - Award Winners - Jerseys [Memorabilia] #UAA-RM

Randy Moss

2015 Panini Prestige - [Base] #256

Kenny Bell

1997 Collector's Edge Excalibur - Marauders #5

Dan Marino, Shannon Sharpe

2008-09 SP Authentic - [Base] #140

Ray Bourque /999

2015-16 Upper Deck - UD Canvas #C247

Martin Brodeur

2015-16 Upper Deck Star Rookies - Box Set [Base] #1

Connor McDavid

2014-15 SP Game Used - Career Legacy #CL-JB

Jonathan Bernier

2016-17 Upper Deck MVP - Rinkleaders #RL-0

Achievement - Wayne Gretzky

2013-14 Panini Timeless Treasures - [Base] #135

Kelly Olynyk

1993-94 Fleer Ultra - Power in the Key #2

Michael Jordan

2016-17 Panini NBA Hoops - [Base] #261

Rookies - Ben Simmons

1999-00 Bowman's Best - [Base] - Refractor #102

Steve Francis /400

2014-15 SPx - [Base] - Autographs [Autographed] #67

T.J. Warren

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.