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The Global Insight

What do the letters and numbers mean on US currency?

Author

James Williams

Updated on April 08, 2026

The first letter of the serial number corresponds to the series year (see chart). The second prefix letter identifies the Federal Reserve Bank that issued the note. The $1 and $2 notes have only one prefix letter, which corresponds to the issuing Federal Reserve Bank.

How do you tell where your money was printed?

The face plate number is found on the face of the note and the back plate number is found on the back. Federal Reserve notes printed at the Fort Worth, Texas, facility of the Bureau of Engraving & Printing include a small “FW” in front of the face-plate number.

What are all the numbers on US currency?

Today, every $1 bill has a Federal Reserve District Seal. It’s a one- or two-digit number that appears in the corner of the bill four different times (this dollar shows a No. 2). The numbers indicate which Federal Reserve Bank actually printed the bill.

What do the numbers mean on a 20 dollar bill?

A black seal to the left of the portrait represents the entire Federal Reserve System. A letter and number beneath the left serial number identifies the distributing Federal Reserve Bank.

What is the series on a dollar bill?

On U.S. currency, the series refers to the year appearing on the front of a bill, indicating when the bill’s design was adopted. The printed series year does not indicate the year a bill was printed; instead it indicates the earliest year that bills of the same design were first made.

How many letters are in a currency code?

Each code consists of an alphabetic code of three letters and in most cases the first two letters of the alphabetic code representing the country concerned (the two – letter abbreviation for the name of the country defined by ISO 3166- standard 1) and the third letter corresponds to the first letter of the currency name.

Where does the currency symbol go after the amount?

Many currencies in the English-speaking world and Latin America place it before the amount (e.g., R$50,00). The Cape Verdean escudo places its symbol in the decimal separator position (i.e., 20$00). In many European countries such as France, Germany, Greece, Scandinavian countries, the symbol is usually placed after the amount (e.g., 20,50 €).

What do the letters D and o mean on gold coins?

“ D” mintmark – Denver, Colorado; this is the second “D” mintmark, which would not first be seen until 1906. “ O” mintmark – New Orleans, Louisiana; this mintmark is seen on gold and silver coins from 1838 through 1861; after the Civil War, the “O” mintmark would appear on silver and gold coins made from 1879 through 1909.

Why do all countries have the same currency symbol?

Major currencies often have a unique symbol attached to them. This helps graphically show that a number is representing a specific currency amount. Some countries use the same currency symbol. The dollar symbol, $, is used by many countries.