• 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 Bowman - Chrome Prospect Autographs #CPA-FM

Francis Martes [BGS 9]

1961 Topps - [Base] #549

Hal Smith

2014 Bowman Draft Picks & Prospects - Top Prospects - Green #TP-37

Rafael Devers /75

2000 Upper Deck Pros & Prospects - Signed Game Worn Jersey #LG

Luis Gonzalez

2014 Bowman Draft Picks & Prospects - Top Prospects - Red Ice #TP-74

Trevor Story /150

2012 SP Authentic - [Base] #254

Case Keenum /885

2015 Topps High Tek - [Base] - Pattern 1 Grass/Waves #7

Jameis Winston

2015 Topps High Tek - Autographs - Pattern 1 Grass/Waves #86

Devin Funchess

1976 Topps - [Base] #220

Jack Lambert [Good to VG‑EX]

2015 Panini National Treasures - Tremendous Treasures #TTR-GG

Garrett Grayson /99

1996-97 SPx - Holoview Heroes #HH2

Patrick Roy

2013-14 Panini Titanium - Game-Worn Gear #GG-PR

Patrick Roy (short print)

2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

2013-14 Fleer Showcase - [Base] #128

Hot Prospects Duos - Nate Schmidt, Erik Haula /299

2015-16 Upper Deck Ultimate Collection - [Base] - Spectrum Silver Autographed Jersey [Autographed] [Memorabilia] #57

Ultimate Rookies Auto Jersey - Tier 1 - Colin Miller /149

2013-14 Panini Crusade - Quest Autographs #39

Darryl Dawkins

2014-15 SPx - [Base] - Autographs [Autographed] #63

Doug McDermott

2011-12 Fleer Retro - [Base] - Autographs [Autographed] #31

Cazzie Russell

1989-90 Fleer - [Base] #21

Michael Jordan [PSA 9]

2002-03 Fleer Authentix - Hometown Heroes #16 HH

Michael Jordan

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.