This depends on what country you live in and where you want to send the letter
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.
First Class Postage is 44 cents for the first ounce.
It will cost $1.29 to mail a 6 ounce letter. The first ounce is 44 cents. Each additional ounce is 17 cents.
What is the current cost of a stamp on a first class letter under an ounce mailed in the US? <><><> 44 cents
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.
{| |- | First Class stamps are used to send a normal letter of one ounce through the mail. In most cases a regular stamp is considered the first class stamp rate. Most commemorative stamps are to meet the First Class Postage rate. |}
One. It needs to be a first class stamp and the letter needs to be one ounce or less.
A single First Class stamp is adequate for a one ounce regular letter.
First ounce for First Class Postage was .29
first class mail up to and including one ounce = .42
first class mail up to 1 ounce is .42
Enough to cover the weight of the letter. One first class stamp will mail a one ounce envelope.