Postage Rates 2024 Flat Envelope
Postage Rates 2024 Flat Envelope. Changes by usps for postcards, flats & letter size. If you want to know how much a postage stamp costs right now, here are the usps current postage rates and stamp prices.
Get free flat rate boxes and print postage labels online. Expect a 5% average increase, with some rates going up to $3.10 more.