• 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 Bowman - Chrome Prospects Autographs #BCP-JB

Jorge Bonifacio

2006 Upper Deck Special F/X - Player Highlights #PH-28

Ken Griffey Jr.

2014 Topps Five Star - Autographs #FSA-EM

Edgar Martinez /399

1995-05 Danbury Mint 22K Gold - [Base] #30

Babe Ruth

2015 Panini Prizm - Premier Jerseys #PPJ-MM

Marcus Mariota

2014 Bowman Sterling - Jumbo Rookie Patch - Blue Wave Refractor #BSJRP-SW

Sammy Watkins

2002 Topps Chrome - [Base] #150

Tom Brady

1964 Philadelphia - [Base] #30

Jim Brown [Good to VG‑EX]

2001 SP Game Used Edition - Authentic Fabric #BR

Drew Brees

2017 Upper Deck Team Canada Juniors - [Base] - Premium Materials Auto [Autographed] [Memorabilia] #16

Philippe Myers /199

2016-17 O-Pee-Chee Platinum - Rookie Autographs #R-ST

Dylan Strome

2016-17 SPx - Rookies - Gold Patch Autograph [Autographed] [Memorabilia] #R-KK

Kasperi Kapanen /99

2016-17 Upper Deck - NHL Firsts #NF-23

Achievement - Auston Matthews

2016-17 Upper Deck - [Base] - Exclusives #228

Young Guns - Sonny Milano /100

2012-13 Panini Intrigue - [Base] #100

Damian Lillard

2016-17 Panini Threads - [Base] #209

Leather Rookies - Ben Simmons

2014-15 Panini National Treasures - [Base] #150

Rookie Autographs - Lucas Nogueira /99

2009-10 Upper Deck UD Jordan Legacy - [Base] - Box Set Hall of Fame Edition #97

Michael Jordan

1981-82 Topps - [Base] #4

Larry Bird [PSA 8]

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.