• 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

1997 Fleer Ultra - Top 30 - Gold Die-Cut #3

Frank Thomas

2016 Topps Heritage - [Base] - Chrome Refractor #THC-157

Manny Machado /567

2014 Topps Update Series - [Base] - Wal-Mart Blue #US-26

Mookie Betts

2000 Royal Rookies - Futures #6

Miguel Cabrera

2016 Topps Mini - Topps Online Exclusive 1975 Design #BC-7

Kris Bryant

2014 Topps - [Base] - Military Camo #379

Devonta Freeman /399

2014 Topps Chrome - Rookie Autographs #212

Jordan Matthews

1995 SP - [Base] #99

Warren Sapp [PSA 9]

2001 Topps - [Base] #328

Drew Brees

2016 Upper Deck USA Football - Future Swatch Jersey USA U19 #FS-MH

Mecole Hardman Jr.

2015-16 Upper Deck - Day with the Cup #DC20

Patrick Kane

1996-97 Leaf - Sweaters - Away #13

Pavel Bure /5000

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine

2006-07 Upper Deck Be a Player - [Base] #239

Joe Pavelski /999

1984-85 O-Pee-Chee - [Base] #259

Chris Chelios

1980-81 Topps - [Base] #LBBCJD

Larry Bird, Bill Cartwright, John Drew

2014-15 Panini Prestige - Mystery Rookies #27

Jordan Clarkson

2015-16 Panini Donruss - Studio Series Rookie Jerseys #4

Devin Booker

2015-16 Panini Noir - [Base] #24

Black and White - Klay Thompson /99

1986-87 Fleer - [Base] #32

Patrick Ewing

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.