Usps Letter Rates Size. Square, oversized, or unusually shaped envelope stamps start at $0.70. If you are unsure of the size of your mail, there are tools you can use such as shippingeasy's measurement reference guide or the usps guide which shows you how to measure properly.
Not every letter is charged with the normal price of $0.55. The following classes of postage are available: The first class mail letter (1 oz.) rate for postage purchased at the post office will remain at $0.55 (no change from 2020).
Us postage rates are like british postage rates in that items are categorised by type for the pricing structure.
Therefore, in case your letter weighs more than one ounce, then its cost will go up. To be eligible for mailing at the price for letters, a piece must be: These are the four main size categories that usps uses to classify mail and determine postage. The postal service classifies the shape of your mailpiece by its dimensions.