The added cost for the extra ounce is 17 cents, so total for 2 ounces is 61 cents.
The post office sells both 17-cent and 61-cent stamps for this purpose.
20 cents for an additional ounce in a first class usps letter.
A first class stamp is $0.45 for the first ounce, $0.20 for each additional ounce.
To send a 1.4-ounce letter in the United States, you typically need two first-class stamps. The standard first-class stamp covers up to 1 ounce, and for each additional ounce, you usually need to add an extra ounce stamp. Therefore, for a letter weighing 1.4 ounces, you'll need one first-class stamp plus an additional ounce stamp.
It will cost $1.29 to mail a 6 ounce letter. The first ounce is 44 cents. Each additional ounce is 17 cents.
To mail a first class letter from the US to Canada is $1.15 as of 2014. This is for 1 ounce or less. More than an ounce will cost additional.
Not for the first ounce of First Class mail. The Forever stamp was created to cover that cost. If the letter is more than one ounce you will have to add additional postage, 17 cents per additional ounce.
$0.33 for the first ounce; $0.22 for each additional ounce. Postcards cost $0.20 each to mail.
Within the US, 44 cents for the first ounce. Each additional ounce is 17 cents. There are no zoned rates for first class mail.
You should be safe with 2 first class stamps. A 44 cent stamp covers 1 ounce (weight of a standard letter) and it is 17 cents for each additional ounce or fraction thereof.
Currently a first class letter of one ounce is 44 cents.
Standard 1st class 1 ounce letter is 49 cents.
Currently an international first class letter of one ounce is 98 cents.