• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 69% OFF SRP
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Ends: 0d 12h 2m
killergrizz00
Sale - 55% OFF SRP
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Ends: 3d 8h 2m
jaybirdmh93
Sale - 39% OFF SRP
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swatko4
Port: 1928-2016 Soccer
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Ends: 6d 4h 58m
$1,250.00 kristianstrom
Sale - 49% OFF SRP
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WAXBLASTER

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!

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!

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The Safe and Easy Way to Buy and Sell Cards Online

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2011 Playoff Contenders - Draft Tickets - Signatures [Autographed] #DT6

Ronald Guzman

$20.25
1958 Topps - [Base] #340

Don Newcombe

$9.94
2016 Panini Donruss Optic - Optic Autographs #OA-TT

Trea Turner

$29.99
2015 Bowman - Prospects Autographs #PA-AT

Andrew Triggs

$5.20
1972 Topps - [Base] #670

Ken Holtzman [Good to VG‑EX]

$5.00
2009 SP Authentic - [Base] #367

Rookie Authentics Signatures - Rey Maualuga /299

$8.24
2015 Panini Certified - [Base] #215

Freshman Fabric - Ty Montgomery /799

$14.97
2014 Topps Inception - Rookie Autographs #27

Jeremy Hill

$10.25
1990 Fleer Update - [Base] #U-40

Emmitt Smith

$20.25
2010 Topps Unrivaled - [Base] - Rookie Autographs [Autographed] #145

James Starks /780

$5.50
2007-08 Upper Deck MVP - [Base] #352

Carey Price

$8.25
2013-14 Panini Rookie Anthology - Crown Royale Update Rookie Silhouette #198

Dylan McIlrath /99

$12.00
2014-15 Upper Deck The Cup - [Base] #116

Rookie Patch Autograph - Rob Zepp /249

$19.95
1997-98 Pinnacle Be A Player - [Base] - Autographs [Autographed] #124

Ruslan Salei

$4.99
2011-12 Upper Deck - [Base] #208

Gabriel Landeskog

$12.98
2014-15 Panini Totally Certified - Epix Memorabilia - Red Play #2

Kevin Durant /199

$10.25
2001-02 Upper Deck Ovation - MJ 1982 Championship Commemorative #MJF1

Michael Jordan

$27.99
1993 Topps Kenner Starting Lineup - [Base] #47SL

Shaquille O'Neal

$7.24
2013-14 Panini Prizm - Autographs #80

Iman Shumpert

$4.95
1997-98 Topps Stadium Club - Co-Signers - [Autographed] #CO9

Juwan Howard, Clyde Drexler

$32.25

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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.