• 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

1976 SSPC - [Base] #593.1

Catfish Hunter, Nolan Ryan

2016 Bowman Chrome - Prospects - Refractor #BCP185

Travis Blankenhorn /499

2014 Topps Archives - Major League #MLC-RV

Charlie Sheen as Ricky Vaughn

2016 Bowman Chrome - Prospects #BCP182

Cody Bellinger

2015 Bowman - Chrome Prospects Autographs #BCAP-SG

Stephen Gonsalves

2016 Panini Day - [Base] #77

Marquette King /699

2016 Panini Origins - [Base] #110

Rookie Autographs - Hunter Henry

2005 Topps All American Retired Edition - [Base] - Chrome #8

Joe Montana /555

2016 Panini Contenders Draft Picks - [Base] #246

College Ticket - Kyler Fackrell

2016 Panini Prestige - [Base] #206

Rookies - Dak Prescott

2015-16 Upper Deck - [Base] - Oversized #228

Young Guns - Dylan Larkin

2015-16 Upper Deck - [Base] #221

Young Guns - Artemi Panarin

2015-16 SP Authentic - Sign of the Times Rookies #SOTR-MI

Colin Miller /299

2016-17 Upper Deck MVP - [Base] - Green #242

Connor McDavid

2016-17 Panini Donruss Optic - [Base] - Orange #15

LeBron James /199

2009-10 SP Game Used - 3 Star Swatches #3S-DMO

Tim Duncan, Shaquille O'Neal, Yao Ming /299

2015-16 Panini Prizm - Autographs #P-DNS

Don Nelson

2015-16 Panini Spectra - [Base] #122

Rookie Jerseys Autograph Prizms - Nikola Jokic

1993 Upper Deck - Box Set NBA Hologram Set #4

Michael Jordan /138000

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.