• 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!

14 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

1970 Topps - [Base] #462

Hank Aaron [Good to VG‑EX]

2017 Topps Heritage - [Base] #444.1

High Number SP - Gary Sanchez (Base)

2010 Bowman Chrome - Prospects #BCP207

Gary Sanchez

2016 Bowman Draft - Chrome Draft Pick Autographs - Refractor #CDA-GL

Gavin Lux /499

2007 Fleer Ultra - [Base] - Target Rookie Variation #205

Adrian Peterson

1968 Topps - [Base] #163

Andy Russell

1989 Pro Set - [Base] #490

Troy Aikman [PSA 9]

2012 Bowman Sterling - [Base] #100

Andrew Luck

2004 Upper Deck Reflections - [Base] #223

Jason Peters /1150

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

Rookies - Ivan Provorov /35

2014 In the Game Draft Prospects - Autographs - Silver #A-LD1

Leon Draisaitl

2015-16 Upper Deck - Day with the Cup #DC4

Brent Seabrook

2016-17 Upper Deck - O-Pee-Chee Update - Retro #694

Marquee Rookies - Auston Matthews

2016-17 Upper Deck - [Base] - Silver Foil #224

Young Guns - Zach Werenski

1970-71 Topps - [Base] #143

Jo Jo White

2010-11 Prestige - Old School - Materials Prime [Memorabilia] #7

Gary Payton /49

2002-03 Topps Finest - [Base] #180

Carmelo Anthony

2012-13 Limited - [Base] #170

Meyers Leonard /299

2016-17 Panini Prizm - [Base] #1

Ben Simmons

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.