Generally speaking, stamps don't expire. If you mean how long will 42 cents be the rate for U.S. postage, who knows? It could change next week, or it may be a year or two.
Well a 42 cent stamp is worth 42 cents. There is no mark up on stamps. They cost face value.
42 cent
You can purchase 1 cent or 2 cent stamps.
Put a 42 cent stamp on it. - Stuart
42 cents. But if you don't want to buy a 42 cent stamp then go ahead and put 42 1 cent stamps on there.
One 41 cent stamp, until May 2008, then it will be one 42 cent stamp.
Both are in the U.S. You need first class U.S. postage.How many stamps is that? One 42-cent stamp. Forty-two one-cent stamps. Four ten-cent stamps and one two-cent stamp. One 25-cent stamp and one 17-cent stamp.
No. You have to add a 1-cent stamp for a first-class letter because the postage is now 42 cents.
To find the greatest number of 42-cent stamps you can buy with 8 dollars, first convert 8 dollars to cents, which is 800 cents. Then, divide 800 cents by 42 cents per stamp: 800 ÷ 42 ≈ 19.05. Since you can't purchase a fraction of a stamp, the greatest number of 42-cent stamps you can buy is 19.
There is a good chance the post office will deliver it. However, it may come back postage due.
US Mail standard envelope up to 1 ounce in weight needs a 42 cent stamp (or any combination of stamps that total 42 cents.)
As of May, 2008, you need one 42 cent stamp to send a letter ANYWHERE in the US, as long as it is no more than about 6 pages long.