United States Scott #1542. You can purchase a used copy for 15 cents. A mint, or unused, copy would be 80 cents.
The price for a US first class stamp is currently 49 cents. The previous rate for a first class stamp was 46 cents.
Cost of a postage stamp was dependent on the face value of the stamp and the country. The most common rate stamp is for First Class Mail. In 1989 it was 25 cents for the first ounce.
A first class stamp costs 46 cents in the US. Each additional ounce is 20 cents.
Four cents for a one ounce First Class letter.
.60 cents for a first class stamp. .50 cents for a second class stamp.
The price of a First Class Stamp in 1965 was 5 cents. It was good for one ounce of First Class Postage. It went up from 4 cents in 1963.
At that time a first class stamp was 37 cents. And a post card cost 23 cents.
A first class stamp was 29 cents on that date. For a post card it was 19 cents.
In 1990 a first class stamp was 33 cents. A post card would have been 20 cents.
First class postage rate was 29 cents for the first ounce. Second ounce was 23 cents. A postcard cost 19 cents.
A First Class Stamp is 44 cents.
As of October 2011, it is 44 cents for a first class stamp.