• 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!

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

1982 Topps Traded - [Base] #109T

Ozzie Smith

2017 Topps - Jackie Robinson Day Commemorative Patch #JRPC-ARI

Anthony Rizzo

2016 Bowman Draft - Chrome Draft Pick Autographs #CDA-FW

Forrest Whitley

1984 O-Pee-Chee - [Base] #8

Don Mattingly

1996 Fleer Ultra - [Base] - Gold Medallion Edition #105

Mariano Rivera

2014 Panini National Treasures - Timeline Materials - Team Nicknames Prime #TM-SW

Sammy Watkins /50

1969 Topps - [Base] #215

Bart Starr [Good to VG‑EX]

2015 Upper Deck - [Base] #183

Phillip Dorsett

2012 Panini Black - [Base] - Rookie Signatures [Autographed] #108

Brandon Bolden /199

2011 Absolute Memorabilia - NFL Rookie Jersey Collection #10

Colin Kaepernick

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

Rookies - Anthony DeAngelo /35

2014-15 Upper Deck - Shining Stars - Royal Blue #SS-8

Jacob Trouba

1979-80 Topps - [Base] #155

Stan Mikita

2015-16 Upper Deck Full Force - Goooal! #G-CM

Foil Rookies - Connor McDavid

2015-16 Upper Deck - Rookie Breakouts #RB22

Joonas Donskoi /100

2012-13 Panini Innovation - Stained Glass #66

Manu Ginobili

2016-17 Panini Donruss - Rookie Kings #2

Ben Simmons

2015-16 Panini Prestige - Acetate Rookies #40

Devin Booker

1986-87 Fleer - [Base] #120

Spud Webb

1997-98 Topps Stadium Club - Triumvirate - Luminous #T7A

John Stockton

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.