• 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

1965 Topps - [Base] #134

Mickey Mantle [Good to VG‑EX]

2017 Topps - [Base] #287.1

Base - Aaron Judge (Fielding)

2014 Bowman Sterling - Prospect Autographs - Orange Refractor #BSPA-CT

Cole Tucker /75

2016 Topps Gypsy Queen - [Base] - Mini #72.2

Gary Sanchez

1986 Topps - [Base] #374

Steve Young [PSA 8]

1955 Bowman - [Base] #133

Vic Janowicz [Good to VG‑EX]

1973 Topps - [Base] #115

Jack Ham

2009 Press Pass Signature Edition - Gridiron Graphs - Gold #GG-BH

Brian Hoyer

1970 Kellogg's 3-D Super Stars - [Base] #49

Calvin Hill

2016-17 Upper Deck - UD Canvas #C96

Young Guns - Sebastian Aho

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

Ivan Provorov /165

2014-15 Upper Deck - [Base] #225

Aaron Ekblad

2015-16 Upper Deck Ultimate Collection - Ultimate Rookie Auto Booklet Relics #RBR-JV

Tier 1 - Jake Virtanen /99

2016-17 Upper Deck - UD Canvas #C92

Young Guns - Anthony Mantha

2012-13 Panini Crusade - Majestic - Signatures [Autographed] #65

Darryl Dawkins

2012-13 Panini Past & Present - [Base] - Signatures [Autographed] #194

Reggie Jackson

2004-05 Upper Deck Exquisite Collection - [Base] #83

Erik Daniels /225

2014-15 Panini Prizm - [Base] - Blue Mojo Prizms #251

Andrew Wiggins [BGS 9.5]

2014-15 Panini Excalibur - Dunk Company Jerseys #5

Kobe Bryant

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.