• 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

2016 Topps Pro Debut - [Base] #184

Aaron Judge

2016 Topps - [Base] - Gold #96

Jose Bautista /2016

2001 MLB Showdown Pennant Run - [Base] #081

Ellis Burks

1991 Upper Deck Final Edition - Box Set [Base] #2F

Pedro Martinez [PSA 9]

2015 Bowman Draft - Chrome Draft Pick Autographs #BCA-KHA

Ke'Bryan Hayes

2004 SP Authentic - Sign of the Times #SOT-RO

Robert Gallery

2017 Panini Classics - Classic Materials #CM-HM

Heath Miller /299

2000 Prism Prospects - [Base] #116

Brian Urlacher /1000

2012 Topps Prime - Triple Combo Relics #TCR-BGT

Justin Blackmon, A.J. Green, Demaryius Thomas /559

1959 Topps - [Base] #82

Paul Hornung [Good to VG‑EX]

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2016-17 Upper Deck Parkhurst - Rookie Parade #RP29

Mikhail Sergachev /999

2016-17 SPx - [Base] - Blue Autographs [Autographed] #63

Shadow Box Rookies - Nick Schmaltz /199

1991-92 Upper Deck - [Base] #21

Teemu Selanne [PSA 10]

2016-17 Upper Deck - [Base] #225

Young Guns - Jesse Puljujarvi

1989-90 NBA Hoops - [Base] #21

Michael Jordan [PSA 9]

2016-17 Panini Court Kings - Fresh Paint Autographs #FP-HEE

Henry Ellenson

1972-73 Topps - [Base] #168

Wilt Chamberlain [Good to VG‑EX]

2004-05 Upper Deck R-Class - Signature R Tifacts - [Autographed] #SR-JR

J.R. Smith /50

1996-97 Skybox Premium - Autographics - Black Ink [Autographed] #LASP

Latrell Sprewell

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.