The NGC Coin Explorer — a searchable catalog of American and US coins — is your convenient numismatic library with important coin details from the NGC Price Guide, NGC Census, NGC Registry and Auction Central resources all in one place. Consider this coin list to be your coin index where you can look up coins of all types to learn collectible coin facts, coin values, coin histories and more. This database of US coins provides coin information that all numismatists can reference as a coin guide when buying coins or selling coins.