How many first class stamps to mail a 2 ounce first class letter?

Mailed domestically.

rtfm2011-04-07T15:32:26Z

Favorite Answer

1.39.

A two-ounce letter costs 61 cents to mail. If all you have is first-class stamps, you'll need to use two of them, and you'll be wasting 27 cents.

Joseph the Second2011-04-07T22:30:04Z

Two will Do. :)