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Welcome to the #1 Numismatic Dealer-Only Exchange

You're in the right place, if you buy and sell rare coins or currency and want access to the latest pricing and auction records. Sign up today!

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Join Our Leading Market Makers

John Albanese Numismatics
John Albanese Numismatics
$53.7M in bids
Witter Coin
Witter Coin
$44.5M in bids
Max Brand
Max Brand
$30.46M in bids
Flower Hill Collectables
Flower Hill Collectables
$9.3M in bids
Tangible Investments
Tangible Investments
$8.4M in bids
DLRC
DLRC
$4.89M in bids
Paradime Coins
Paradime Coins
$3.52M in bids
Certified City
Certified City
$2.39M in bids

Pricing

Join the CDN Exchange Community!

Membership for CDNX is exclusively for coin & currency dealers only. If you buy and sell U.S. coins and/or currency, you should be a member of our online dealer-to-dealer exchange.

Full Membership

$75USD

  • Join over 415 elite coin and paper money dealers.
  • Private CDNX member messaging (exclusive offerings, industry info, etc)
  • Over 223,336 different market screens for U.S. & World Coins and Paper Money
  • 3.38M+ auction records
  • $763.12M+ in active market bids
  • NGC & CAC populations
  • CDN values
  • Upload your inventory to the Greysheet Marketplace

Blog

Latest articles

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Review Held for Dollars, Comic Art Coins and Medals

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Greysheet Podcast: A Coin Dealer Who Buys Over 500,000 Silver Dollars a Year [Video]

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Weekly World Mint Coinage: November 5, 2026

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The Business of Numismatics: November 2026 Greysheet Editor's Letter

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Stay connected

(757) 656-1055
[email protected]
1072 Laskin Road, Suite 202, Va Beach VA 23451

Team

The team behind our success

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John Feigenbaum

President & CEO
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Patrick Ian Perez

Vice President Data & Content
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Billie Blattel

Vice President of Operations, Advertising Manager
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Michael Pfeiffer

Director of Operations