• The Safe & Easy Way to Buy & Sell Collectibles

    Buy from different sellers and get your cards in ONE shipment.

Sale - 38% OFF SRP
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LORDSTANLEY2012
Sale - 76% OFF SRP
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SHARKS4LIFE12
Sale - 39% OFF SRP
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Sale - 15% OFF SRP
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jimmertime7
Sale - 51% OFF SRP
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SMVintage

Find baseball cards and other sports cards on sale in Promotions & Port Sales

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!

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The Safe and Easy Way to Buy and Sell Cards Online

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1972 Topps - [Base] #559

Pete Rose [Good to VG‑EX]

$20.25
1958 Topps - [Base] #304

Tigers' Big Bats (Harvey Kuenn, Al Kaline) [Good to VG‑EX]

$11.25
2002 Bowman Chrome Draft Picks & Prospects - [Base] #BDP6

Zack Greinke

$25.25
2013 Topps Chrome - Rookie Certified Autographs - Refractor [Autographed] #66

Avisail Garcia /499

$22.75
2014 Panini Hall of Fame - Signatures #18

Don Sutton

$12.25
2001 Topps XFL - Endzone Autographs #MIFU

Mike Furrey

$19.00
2015 Topps High Tek - Autographs - Pattern 1 Grass/Waves #35

Emmanuel Sanders

$30.23
2014 Topps - Rookie Patch #TRP-KB

Kelvin Benjamin

$4.74
2014 Panini Prizm - Autographed Rookie - Prizms #AR-RS

Ryan Shazier /350

$17.74
2005 Upper Deck Sweet Spot - Signatures #SS-BK

Bernie Kosar

$25.45
2016-17 Upper Deck - [Base] - Silver Foil #214

Young Guns - Ivan Provorov

$19.83
2016-17 O-Pee-Chee Platinum - [Base] - Royal Blue Cubes #50

Patrick Kane /99

$3.50
2016-17 O-Pee-Chee Platinum - Retro - Orange Rainbow #R-83

Anthony Mantha /49

$19.75
2016-17 Upper Deck SP Game Used - [Base] - Blue Auto [Autographed] #185

Authentic Rookies - Patrik Laine

$125.55
2015-16 Upper Deck The Cup - [Base] #182

Rookie Patch Autograph - Shane Prince /249

$16.75
2014-15 Panini Prizm - Rookie Autographs - Blue Prizms #13

Doug McDermott /449

$8.25
2008-09 Topps Chrome - Youthquake Autographed Refractors #YQA5

Robin Lopez /165

$14.99
1998-99 Skybox Premium - That's Jam #6 TJ

Scottie Pippen

$40.00
2015-16 Panini NBA Hoops - Highlights #1

LeBron James

$24.24
1997-98 Topps Chrome - [Base] #115

Tim Duncan

$55.55

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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.