- American Precious Metals Exchange
- Broker and dealer of gold, silver, platinum, palladium, coins, bars and rounds. Accommodates online purchases.
- Bowers and Merena Auctions
- Californian provider of rare coins for collectors, dealer, and museums in all parts of the world.
- Coinland.com
- Coin collectors' resource offers a variety of rare US mint coins and pennies.
- Goldline International
- Offers rare gold coins, silver coins, paper currency, gold bars, and other items for coin collectors.
- Numismatic
- Numismatists' portal to collections of coins and banknotes from different parts of the world.
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