Come Monday, Americans will be paying more to mail letters and packages. When new postage rates take affect May 14, the price of a first-class letter stamp goes up two cents to 41 cents.

The postal service says along with the new 41-cent stamps, it will also continue to sell one and two-cent stamps for customers who still have a supply of 39-cent stamps.

Here’s a look at examples of some of the new rates and fees:

In addition to the new domestic rates, changes will also take effect May 14 for customers sending international mail.