• 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

2016 Topps Chrome Rookie Autographs #RA-TN

Tyler Naquin

2015 Panini National Treasures Colossal #19

Francisco Lindor /99

2016 Bowman Chrome Prospect Autographs Refractor #CPA-RG

Ruddy Giron /499

2013 Topps Manufactured Commemorative Patch #CP-49

Buster Posey

2016 Bowman Chrome National Convention #BNR-8

Kris Bryant

2012 Topps Chrome Refractor #40

Russell Wilson

1995 Classic Pro Line Autographs #JJBI

J.J. Birden /775

2013 Bowman Sterling Jumbo Veteran Relic Black Refractor Patch #BSJVR-VM

Von Miller /50

2014-15 SP Authentic Upper Deck Update #528

Andrew Hammond

1986-87 O-Pee-Chee #47

Clint Malarchuk

2008-09 Upper Deck #245

Steven Stamkos [BGS 9.5]

2014-15 Upper Deck Ultimate Collection Ultimate Debut Threads Patch #DT-CT

Chris Tierney /100

2015-16 Panini Prizm Ruby Wave Prizm #308

Rookies - Devin Booker /350

1997-98 Z-Force Slam Cam #6SC

Shawn Kemp

1992-93 Topps Stadium Club Beam Team #1

Michael Jordan

2016-17 Panini NBA Hoops #261

Rookies - Ben Simmons

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.