• 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!

15 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

2014 Bowman Chrome - [Base] - Purple Refractor #89

Derek Jeter /150

2017 Topps Archives - [Base] #62

1960 - Aaron Judge

2003 Fleer Rookies & Greats - Through the Years - Game Used Dual #TY-NG/BD

Nomar Garciaparra, Bobby Doerr /360

2014 Topps Chrome - [Base] - Blue Refractor #213

Rougned Odor /199

2017 Bowman - Chrome Bowman Scouts Top 100 #BTP-17

Cody Bellinger

2015 Topps High Tek - Autographs - Pattern 1 Grass/Waves #112

Brett Hundley

1971 Topps Game Cards - [Base] #43

Terry Bradshaw

1972 Topps - [Base] #287

Ken Houston [Poor to Fair]

2016 Panini Prizm - [Base] - Red Crystals Prizm #190

Jarvis Landry /75

2013 Upper Deck University of Notre Dame - Autographs #20

Clarence Ellis

2005-06 Upper Deck Rookie Showcase - [Base] #RS30

Alexander Ovechkin

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid [BGS 9.5]

2015-16 Upper Deck - O-Pee-Chee Update #U11

Connor McDavid

2016-17 Upper Deck - A Piece of History 1000 Point Club #PC-PM

Patrick Marleau

1983-84 Topps Album Stickers - [Base] #301

Wayne Gretzky

2015-16 Panini NBA Hoops - Double Trouble #2

Kyrie Irving, LeBron James

2016-17 Panini Donruss Optic - The Rookies #2

Ben Simmons

2015-16 Panini Noir - [Base] #44

Black and White - Giannis Antetokounmpo /99

2012-13 Panini Preferred - Signatures - Blue #147

Kurt Rambis /49

2006-07 Upper Deck Exquisite Collection - Autograph Patches - [Autographed] #AP-BJ

Bobby Jones /100

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.