• 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

2013 Topps Tribute WBC - Autographs #WTA-SP

Salvador Perez

2010 Bowman Platinum - Autographed Relic Refractor #PAR-RC

Robinson Cano /740

2017 Topps Heritage - [Base] #444.1

High Number SP - Gary Sanchez (Base)

1953 Topps - [Base] #70

Ed Yuhas

2017 Topps Gypsy Queen - [Base] #168.1

Aaron Judge

2015 Topps Inception - Autographed Jumbo Patches - Green #AJP-BPE

Breshad Perriman /125

2010 SP Authentic - [Base] #73

Peyton Manning

2016 Panini Impeccable - [Base] #140

Rookie Autographs - Jarran Reed /99

1998 Topps Gold Label - [Base] - Class 2 #20

Peyton Manning

1972 Topps - [Base] #150

Terry Bradshaw [Poor to Fair]

2016-17 SPx - Rookies - Blue Autograph [Autographed] #R-IP

Ivan Provorov /165

2015-16 Upper Deck Ultimate Collection - [Base] #20

Short Printed - Mark Messier /99

1996-97 SPx - [Base] - Gold #39

Wayne Gretzky

1971-72 Topps - [Base] #100

Bobby Orr [Good to VG‑EX]

1961-62 Fleer - [Base] #15

Si Green

2008-09 Topps Treasury - Rookie Refractor Autographs #127

Eric Gordon

2012-13 Panini Past & Present - [Base] - Signatures [Autographed] #217

Jimmer Fredette

2012-13 Panini Brilliance - Game Time Jerseys #67

Chris Paul

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.