If you have mail to send out, get ready to shell out an extra penny.
First class stamps will now cost you an extra penny, taking you to 46 cents.
The price for postcards is also going up to 33 cents.
Sending mail out of the country will cost you even more change.
International mail will cost one dollar and ten cents.
That's up from 85 cents to Canada and Mexico and a dollar and five cents to other international destinations.
The hike in postage prices come as the US postal service continues to struggle financially.