For a standard size envelope it is 44 cents.
Just one, as long as it is 42 cents (10/2008). Or if you have some older US stamps, you could put 84 1/2 cent stamps on it. Or any combination of other stamps to pretty much create any number between 1 and 84 as long as they total 42 cents.
84 cents.
You can use forever stamps on an international letter. It is worth 44 cents toward the cost. You must put additional postage on the envelope.
You cannot use the Forever Stamps on foreign postage. The international agreement indicates that value must be shown on stamps used for international mail. The current cost for up to one ounce is 98 cents.
For a regular sized envelope up to 3.5 ounces, it is 98 cents for the first ounce and 84 cents for each additional ounce or fraction of an ounce.
One coin rate is 10 cents its make 84 cents
91 cents or 3 stamps of 44 cents ea.
Three 44- cent or forever stamps will work, but the postage is only 98 cents- you would wasting 34 cents. You can buy 98-cents stamps or 10-cent stamps at the PO.
First class stamps were 22 cents in 1986. A post card would cost 14 cents.
On May 11, 2009 , ordinary first class stamps went up to 44 cents.
No they are not Forever stamps. They were issued in 2006 and have a value of 39 cents.