The Fed regulates the nations money supply, supervises banks, supplies currency to reserve banks, and over see's the development and the function of the nations payment system.
12 District Banks:
District #1-Boston, MA
Distric #2- New York, NY
Distric #3- Philedelphia, PA
District #5-Richmond, Vermont
District #6-Atlanta, Georgia
District #7- Chicago, Illinois
District #8-St. Louis, Missouri
District #9- Minneapolis, Minnesota
Distict #10- Kansas City, MO
District #11- Dallas, Texas
District #12- San Francisco, California
Board of Governors: Located in washington D.C. There are 7 members, a Chairman, and a Vice Chairman. They help with monetary policy, open market operations, and help make the economy better.
FOMC: The Federal Open Market Commitee sets monetary policy. It also trys to stabilize the economy.
Bureau of Engraving and Printing: Designs and Prints the paper currency for the Fed. It also makes many other products for the Fed.
U.S. Mint: There are 5 locations for the U.S. Mint. It is designed to circulate coins throughout the U.S. Also to conduct trade.