coin: 1 cent, 5 cents, 10 cents, 25 cents, 3 different $1 coins.

there is a very rare 50 cent coin.

1,2,5,10,20,50,100,1000 (no the 2 is not that rare as previously stated above I have about 15 of those at home and you can get them at the bank if you ask)

coins:

penny, nickle, dime, quarter, 50 cent piece and dollar coin. (again the 50 cent piece is not that rare as previously stated above, I have about 10 at home and have 2 in purse right now.)

Pennies: .01

Nickels: .05

Dimes: .10

Quarters: .25

Half dollars: .50

Dollar: 1 Coins, and note.

Notes:

2 Dollar: 2

Five Dollar: 5

Ten Dollar Bill: 10

Twenty dollar: 20

Fifty dollar: 50

One hundred: 100

In the past, there were higher denominations: 500, 1000, 5000, 10000, 100000. Still valid as currency, but very rare and worth more as collectors items.

Check:

http://en.wikipedia.org/wiki/Large_denominations_of_United_States_currency

You can get a 2 dollar bill at a bank if you ask for one.