Shop from 18,079,991 total and 5,497,274 unique sports cards. Baseball, Football, Hockey, and Basketball.

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!

18 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.

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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!

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The Safe and Easy Way to Buy and Sell Cards Online

Shop Recently Added

2017 Panini Elite Extra Edition - [Base] - Autographs [Autographed] #168

Marco Luciano

1983 Donruss - [Base] #598

Tony Gwynn [BGS 9 MINT]

2012 Leaf Pete Rose The Living Legend - Autographs #AU-37

Pete Rose

2007 Just Minors - Just Autographs - Autographs [Autographed] #JA-7

Lorenzo Cain

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

A.J. Puk /499

2015 Panini Prizm - Rookie Signatures - Red Prizms #RS-TJ

T.J. Yeldon /125

2010 NCAA Sweet Spot - Sweet Swatches #SSW-9

Calvin Johnson

2000 Fleer Tradition - [Base] #352

Dave Stachelski, Tom Brady

2017 Panini Illusions - [Base] #165

Rookie Signs - Derek Rivers /250

2015 Topps Chrome - [Base] - BCA Pink Refractor #18

Odell Beckham Jr. /399

2017-18 O-Pee-Chee Platinum - Retro - Rainbow Blue #R-100

Charlie McAvoy /149

2007-08 SP Authentic - [Base] #34

Sidney Crosby [PSA 10 GEM MT]

2017-18 Upper Deck SP Game Used - [Base] - Orange Rainbow #170

Authentic Rookies - Jake DeBrusk /115

2014-15 Panini Spectra - [Base] - Rookie Jersey Autographs Prizm [Autographed] [Memorabilia] #105

Julius Randle

1998-99 Upper Deck Black Diamond - [Base] - Triple Diamond #96

Jason Williams /1000

2014-15 Upper Deck Lettermen - Rookie Premier Lettermen Autographs #RL-JY

James Young /35

1992-93 NBA Hoops - NBA Draft #B

Alonzo Mourning

1997-98 Topps Finest - [Base] - Refractor #130

Shawn Kemp /1090

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. 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.