The postal service has released preliminary numbers on the postal rates that will go into effect on April 17. However, the rate increases for postal presort are minimal. Click here to view all the rates online.
The highest rate increase will be on full-rate first-class mail more than 1 oz., which will range from 4.9% to 9.5%. Less than 1 oz. first-class rates remain the same. Presort first-class rates will increase from less than .5% to 2%.
For standard and non-profit mail, the rate increase is smaller and, in some cases, they are reduced. These rates are expected to increase less than .5%. For example, for standard letters weighing less than 3.3 oz., the current rate for five-digit automation is .233. The new rate will be .237.