Usps Letter Weight Rates. For usps marketing mail, the weight of the letter would depend on the sort level. Postal service has proposed new postage rates for mailing services to be implemented on sunday, january 24, 2021, subject to approval by the postal regulatory commission (prc).
The 2021 rate increase for usps shipping services has not been released yet. The us postage rates are determined by the shape, weight and mail class of the parcel or letter you’re sending. Weight (70 lbs max) select menu.
We’ll go over changes to the most popular usps shipping services including priority mail, first class package, flat rate, and regional rate.
As the name indicates, weight is a factor in determining postage costs. Carrier route, automation, and machinable nonautomation letters can weigh up to 3.5 ounces and you pay the same postage whether your piece is 1 ounce or 3.5 ounces. For nonautomation carrier route and nonmachinable letters, the weight can go up to 4 ounces. This is the rate you'll pay at your local post office or other retail locations.