• 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

1976 Kellogg's 3-D Super Stars - [Base] #19

Dennis Eckersley

1970 Topps - [Base] #580

Pete Rose [Good to VG‑EX]

2014 Topps Tier One - Relics #TOR-AK

Al Kaline /254

2011 Topps Tier One - Crowd Pleaser Autographs - [Autographed] #CP- JC

Johnny Cueto /699

2013 Topps Finest - Autograph Rookie Refractor #RA-CM

Carlos Martinez

2006 Upper Deck Exquisite Collection - [Base] #35

Tom Brady /150

1989 Topps Traded - [Base] #83T

Barry Sanders [PSA 8]

1995 SP - [Base] #99

Warren Sapp [PSA 9]

1959 Topps - [Base] #29

Rosey Grier [Good to VG‑EX]

2013-14 Panini Playoff Contenders - NHL Ink #I-TK

Torey Krug

2015-16 Upper Deck - [Base] #201

Young Guns - Connor McDavid

2011-12 Panini Prime - [Base] #161

Eddie Lack /199

1989-90 O-Pee-Chee - [Base] #113

Joe Sakic [PSA 9]

2016-17 Upper Deck SP Game Used - [Base] - Purple #194

Authentic Rookies - Zach Hyman

2013-14 Totally Certified - Signatures - Totally Silver #243

Justin Holiday

1992-93 NBA Hoops - [Base] #442

Shaquille O'Neal [PSA 10]

2016-17 Panini Donruss Optic - [Base] #151

Ben Simmons

1986-87 Fleer - Stickers #8

Michael Jordan

2012-13 Panini Prestige Starting 5 - [Base] #4

Kyrie Irving

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.