• 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

2001 Donruss Class Of 2001 - Rookie Team #RT-07

Ichiro Suzuki

2011 Bowman - Chrome Rookie Autograph #220

Chris Sale

2016 Bowman Chrome National Convention - [Base] #BNR-7

Alex Bregman

1992 Topps - [Base] #156

Manny Ramirez [PSA 9]

2001 Fleer Greats of the Game - Autographs #BIMA

Bill Mazeroski

1999 SP Authentic - [Base] #111

Champ Bailey /1999

2014 Panini Contenders - [Base] #215.1

Devonta Freeman (running, chest number visible)

1998 Pinnacle Mint Collection - Coins - Brass #33

Peyton Manning

2014 Panini Prestige - Behind the Jersey Numbers #19

J.J. Watt

2014 Topps Platinum - Autograph Rookie Refractor - Black #74

Aaron Donald /150

2014-15 Upper Deck Ultimate Collection - [Base] #110

Autographed Rookies - Shayne Gostisbehere /299

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #54

Ultimate Rookies Auto Jersey - Tier 1 - Vincent Hinostroza /149

2015-16 Upper Deck Ultimate Collection - Debut Threads #DT-AP

Artemi Panarin /149

2016-17 Upper Deck - UD Canvas #C35

Connor McDavid

2016-17 Upper Deck - UD Canvas #C112

Young Guns - Pavel Buchnevich

2012-13 Panini Gold Standard - Metal - Metal Gold #69

Andre Drummond

2013-14 Panini Innovation - Stained Glass #58

James Harden

1994-95 SP - Promotional Sample #23

Michael Jordan

2009-10 Panini Prestige - [Base] #207

Stephen Curry

2015-16 Panini Revolution - [Base] - Nova #118

Rookies - Karl-Anthony Towns

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.