$0.61 (as of July 2010)
First class postage was 41 cents for the first ounce in 1955. A post card cost 26 cents.
The current (Aug 2014) price of postage for a standard first-class letter is 49 cents. Check out the website of the United States Postal Service for a full rundown, including additional-ounce costs (see Related Links).
The postage rate varies for each country. In the US, the rate for a second ounce is much less then for the first. You could expect to mail at least 3 ounces for two First Class stamps.
$1015.15 per ounce
There are 31.1 grams in a Troy ounce
In 1955, the postage rate for a first-class letter in the United States was 3 cents for the first ounce.
The postage for a letter sized piece is .90 cents US up to the first ounce.
Hawaii is a part of the United States. First Class Postage is 44 cents for the first ounce in 2010.
Standard 1st class 1 ounce letter is 49 cents.
Currently an international first class letter of one ounce is 98 cents.
$1.20 for a 1 ounce first class letter.
Standard 1st class 1 ounce letter is 49 cents.
Standard 1st class 1 ounce letter is 49 cents.
The rate is $1.82.
How much does a letter cost first class if it weights more than 1 ounce
A first class stamp is $0.45 for the first ounce, $0.20 for each additional ounce.
Postage to Europe from the US is 98 cents for a one-ounce letter.