- D: This mint mark indicates that the coin was minted at the Denver Mint in the United States.
- P: This mint mark indicates that the coin was minted at the Philadelphia Mint in the United States.
- S: This mint mark indicates that the coin was minted at the San Francisco Mint in the United States.
- W: This mint mark indicates that the coin was minted at the West Point Mint in the United States.
- C: This mint mark indicates that the coin was minted at the Carson City Mint in the United States (which is no longer in operation).
- O: This mint mark indicates that the coin was minted at the New Orleans Mint in the United States (which is also no longer in operation).
- CC: This mint mark indicates that the coin was minted at the Charlotte Mint in the United States (which is also no longer in operation).
- J: This mint mark indicates that the coin was minted at the Jersey City Mint in the United States (which is also no longer in operation).
- R: This mint mark indicates that the coin was minted at the Dahlonega Mint in the United States (which is also no longer in operation).
- G: This mint mark indicates that the coin was minted at the Dahlonega Mint in the United States (which is also no longer in operation).