A First Class stamp is designed to cover one ounce of mailing material. Additional ounces are about half the cost of the first (currently 20 cents vs. 45). There is a surcharge for oversized envelopes.
45 cents first oz I think, additional charges for more weight
First Class Mail is delivered in three to five days and will be delivered for a single 45 cent Fjrst Class Postage stamp.
In the US for a first class mail letter (1 oz.) it is .44¢
It depends on the weight of the letter, If it is 1 Oz. postage is 98 cents
The general rule is one stamp per ounce. The first stamp is $0.44 and then the next three stamps are $0.17/each. It should be approximately $0.95 if you are shipping it first class mail within the United States.
98 cents is the 2010 rate for 1 oz letter to Europe from the US.
For First Class postage, one ounce using the Liberty Bell forever stamp, 44 cents.
$1.68
$1.88 USD
$0.76 for a First Class letter (not overly thick or odd shaped)
$3.04 as of 2016.
$3.04 as of 2016.