All nickels and all pennies made before 1983. If you want to know more check out www.coinflation.com you will have to scroll down to find the values.
What Coins In Circulation Are Worth More Than Face Value?
Any coin that in stamped with a defect or missing the print,or double stamped, or flawed from the mint is considered to be worth more than face value.or special minted coins or highly sought after coins. Here is a example of prices of quarter with mistakes. Go yami.corante.com/archives/2005/02/12/wisconsin_quarter_misprint_errors.php