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how many first class stamps does it take to mail a 4 oz letter and package
78 cents
1 oz letter to UK is .94
what stamp amount is needed if the letter is 15 oz.?
You need one 44 cent stamp for a letter up to 1 oz. You can use any number of stamps as long as the postage total is 44 cents.
For a 3.4oz envelope you will need to purchase 94 cents worth of stamps. If you go to a post office they will charge you 94 cents, place the stamps on it for you, and there is a drop box right there!
how many stamps for a 3.4oz envelope
The about of postage you need for a 2.2 oz. letter in the United States is $.70. This is for a standard envelope.
-2 and 1/2
The number of stamps needed for a 6.7 oz letter depends on the mailing service you use. For example, as of 2023, a standard First-Class Mail letter can weigh up to 1 oz for a single stamp, with additional ounces requiring extra postage. Typically, each additional ounce costs extra, so you would need to check the current USPS rates. For a 6.7 oz letter, you would likely need a combination of 1-ounce stamps plus additional ounces' worth of postage, often totaling around 3 or 4 stamps.
3 it is 1 stamp/ounce as a rule of thumb
2 stamps. ! stamp is good for up to one ounce, 21 cents for second ounce.