Question: how much are each stamp worth?
Answer: Effective as of Jan. 27, the cost of sending a normal-sized one-ounce letter with a Forever stamp is now 55 cents, up from 50 cents. And a small flat rate box will now cost $7.90, up from $7.20, with other Priority and flat rates going up accordingly. Certified mail now costs $3.50 per piece, up from $3.45.