• The Safe & Easy Way to Buy & Sell Collectibles

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

Sale - 79% OFF SRP
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Ends: 2d 19h 15m
mag1
Sale - 63% OFF SRP
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Ends: 1d 18h 15m
MantleMaysAaron
Sale - 57% OFF SRP
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Ends: 8d 4h 15m
Gomez50
Sale - 73% OFF SRP
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Ends: 0d 14h 15m
killergrizz00
Sale - 36% OFF SRP
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Ends: 4d 0h 15m
Johawa

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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1957 Topps - [Base] #250

Eddie Mathews [Good to VG‑EX]

$10.25
2016 Bowman - Chrome Prospect Autographs #CPA-VR

Victor Robles [BGS 9.5]

$226.00
2011 Bowman Draft Picks & Prospects - Chrome Prospects Autograph #BCAP-AB

Archie Bradley

$9.00
2016 Topps Throwback Thursday #TBT - Online Exclusive [Base] #54

1993 Topps Draft Pick - Corey Seager /770

$9.00
2012 Topps - Manufactured Retired Number Patch #RN-FT

Frank Thomas

$8.23
2007 Topps Chrome - [Base] - X-Fractor #TC6

Tom Brady

$30.24
2005 Donruss Zenith - Spellbound #S-2

Tom Brady

$15.00
2015 Panini National Treasures - Friends and Foes Quad #FF-WS

Charles Sims, Kevin White /99

$16.75
2007 Upper Deck Exquisite Collection - [Base] #98

Roy Hall /150

$5.99
2013 Topps Chrome - [Base] - Pink BCA Refractor #131

Eddie Lacy /399

$20.25
2016-17 Upper Deck - [Base] #249

Young Guns - William Nylander

$30.25
2005-06 Upper Deck Trilogy - Ice Scripts - [Autographed] #IS-MH

Milan Hejduk

$20.25
2013-14 Upper Deck - [Base] #230

Vladimir Tarasenko

$34.25
2015-16 Upper Deck Ice - Glacial Graphs #GG-TB

Tom Barrasso

$15.95
2015-16 SP Authentic - [Base] #227

Future Watch Autographs - Zachary Fucale /999

$4.95
1973-74 Topps - [Base] #135

Bob McAdoo [Good to VG‑EX]

$15.25
1993-94 Upper Deck Special Edition - Die-Cut All-Stars #W9

Isaiah Rider

$11.79
2012-13 Panini Timeless Treasures - [Base] #156

Glass Rookie Autographs - Austin Rivers /499

$5.24
2015-16 Panini Threads - Century Signatures #CS-FRS

Frank Ramsey /199

$24.00
1973-74 Topps - [Base] #240

ABA All-Stars - Julius Erving [Good to VG‑EX]

$16.25

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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.