![20 dollar bill serial number end with star 20 dollar bill serial number end with star](https://c8.alamy.com/comp/B68XXK/twenty-dollar-bill-B68XXK.jpg)
The first letter of the serial number must match the letter in the Federal Reserve District Seal. This combination of 11 numbers and letters appears twice on the front of the note, and every dollar has a different serial number. The front of the $1 bill also includes its serial number. They appear on both the front and back of the dollar because different plates are used to print each side. It identifies the actual engraving plate and its position on that plate. The front of the $1 bill also includes its note position and plate serial number (B95). The note position letter and number is a combination of one letter and one number (on this bill it's B3) and simply denotes what position on the plate the bill was printed. New York is the Second Federal Reserve District and is designated by the letter B. The District Seal also includes the letters (in this case B) that specify the dollar's issuing Reserve Bank. 2, for example, means it was printed in New York.
![20 dollar bill serial number end with star 20 dollar bill serial number end with star](https://img.mycurrencycollection.com/production/wp-content/uploads/2019/11/auction-end-1024x709.png)
The numbers indicate which Federal Reserve Bank actually printed the bill. It's a one- or two-digit number that appears in the corner of the bill four different times (this dollar shows a No. Today, every $1 bill has a Federal Reserve District Seal.
![20 dollar bill serial number end with star 20 dollar bill serial number end with star](https://www.gannett-cdn.com/-mm-/39504f4149b217b1a0a5be514cb9785bbb82b266/c=0-150-3000-1842/local/-/media/USATODAY/test/2013/09/22/1379871615000-GTY-169117083.jpg)
That's a lot of stuff! Let's break them down. Treasury Seal, the note position and plate serial number, and bill series. It features the Federal Reserve District Seal, the note position letter and number, the serial number, the U.S. It's the side that includes Washington's portrait. Let's start with the front of the dollar bill.