how many forever stamps do i need for a 2 oz letter
Avoid placing two Forever Stamps on a mail piece for heavier mail. Additional ounces are much cheaper costing only $0.22 per additional ounce rather than $0.49 for one ounce letter.If you add two Forever Stamps to a 2 ounce letter, you would be paying $0.98 for an item that should only cost $0.71.n 2014, the rate increased to $0.49. Customers who purchased Forever Stamps in 2013 at the rate of $0.46 each may still use those stamps to mail their First Class letters today without adding additional postage to the envelope.