• 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.

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Flat Rate Shipping

Buy now, ship later! Purchase over time from many sellers & ship once!

16 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

2017 Topps Heritage - [Base] - Mini Variations #467

Gregory Polanco /100

2017 Bowman - Chrome Prospects - Mega Box Refractor #BCP100

Kevin Maitan

2017 Topps Heritage - [Base] #214.1

Rookie Stars - Aaron Judge, Tyler Austin (Base)

2014 Bowman Draft Picks & Prospects - Top Prospects Chrome - Blue Wave Refractor #CTP-41

Corey Seager

2011 Bowman - Bowman's Best Prospects #BBP9

Mike Trout [BGS 9.5]

2004 Topps Draft Picks & Prospects - [Base] #162

Sean Taylor

2012 Panini Contenders - [Base] #223

Rookie Ticket RPS - Dwayne Allen

2013 Upper Deck - Rookie Lettermen Autographs #RL-BJ

Brandon Jenkins /75

1994 Topps Finest - [Base] - Refractor #63

Marcus Allen

1965 Philadelphia - [Base] #81

Bart Starr [Good to VG‑EX]

2016-17 Ultimate Collection - [Base] #133

Ultimate Rookies Autographs Tier 1 - Nikita Soshnikov /299

2017-18 Upper Deck MVP - Colors and Contours #241

Level 2 Purple - Brock Boeser

2016-17 Upper Deck SP Game Used - Draft Day Marks #DDM-SM

Rookies - Sonny Milano /35

2016-17 Upper Deck - [Base] #451

Young Guns - Patrik Laine [Mint]

1997-98 Bowman's Best - Best Cuts - Atomic Refractor #BC2

Patrick Ewing

2007-08 Topps Chrome - [Base] - 1957-58 Variations Refractor #23

Lebron James /999

2009-10 Panini Prestige - [Base] #157

Stephen Curry

2009-10 Panini Threads - [Base] #123

Omri Casspi /660

2015-16 Panini NBA Hoops - Hot Signatures #HS-DB

Devin Booker

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.