• 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

2016 Topps Archives Snapshots - Topps Online Exclusive [Base] - Autographs [Autographed] #AS-OG

Oscar Gamble /300

2016 Bowman's Best - Best of 2016 Autographs #B16-TO

Tyler O'Neill

2015 Topps Supreme - Simply Supreme Autographs #SSA-DB

Dellin Betances

2017 Topps - 1987 Design #87-63

Andrew Benintendi

2000 Topps Finest - Finest Moments Jumbos #3

John Elway

1989 Score - [Base] #257

Barry Sanders

2006 Topps Total - Rookie Jersey Collection #56TE

Reggie Bush

1988 Kenner Starting Lineup Cards - Toys [Base] #JERI

Jerry Rice

1977 Topps - [Base] #360

Walter Payton [Good to VG‑EX]

2014-15 Upper Deck - UD Canvas #C235

Christian Folin

2016-17 Upper Deck - UD Canvas #C248

Retired Stars - Mike Richter

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

Chris Chelios

1997-98 Donruss Elite - [Base] - Die-Cut Aspirations #9

Wayne Gretzky /750

2006-07 Upper Deck Black Diamond - Jersey #J-DK

Duncan Keith

2003-04 Topps Finest - [Base] #138

Kirk Hinrich /999

2006-07 Topps Finest - [Base] #109

Joakim Noah /539

2008-09 Fleer - First Year Phenoms #PH-4

Russell Westbrook

2011-12 SP Authentic - North Carolina Floor Authentics #UNC-RE

J.R. Reid

2013-14 Panini Innovation - Top-Notch Autographs #94

John Starks /325

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.