How much is a U.S first class stamp worth?
A first class stamp, is worth approxiamatly .39 cents. It can be used to mail a 1oz letter to anywhere in the USA. Here is an example of a first class stamp: http://i.a.cnn.net/cnn/2006/US/01/08/pos… If the stamp says .39 on it, it has the same value of a first class stamp. Example: http://us.news2.yimg.com/us.yimg.com/p/a… If you are mailing a 1oz letter around the world, it should be .84 cents. Note: After May 12, 2007, you will need to pay .41 for a first class stamp. If you still are unsure, go to a postal office and ask the clerk for help.
