Postage is 98 cents for a standard letter from the US. You can buy a 98-cent stamps or use any combination that totals 98 cent or more. For example two forever stamps plus a 10-cent stamp. If all you have is forever stamps, you would have to use three of them.
It depends entirely on the value of the stamps. In 2010, a standard letter currently requires a stamp or stamps to the value of 60c within Australia.
one
The cost would be different from each town to it's destination.
The rate is $2.10 ( Australian) from up to 50 grams via air mail from Australia to the US.
how many forever stamps = .94
You can use forever stamps on a letter to Australia. It is worth 44 cents toward the cost. You must put additional postage on the envelope.
I successfully mail CDs all the time with 2 stamps.
4 stamps
4 cents was the postage rate for standard items of mail within Australia from February 1966 to September 1967. Beyond that, 4 cent stamps were produced until 1988. There would have been billions of them made.
how many first class stamps does it take to mail a 4 oz letter and package
That many
5