This week is a good time to stock up on stamps. Starting next Sunday, Jan. 27, the U.S. Postal Service will increase the price of a first-class Forever stamp by five cents to 55 cents. The forever stamps will still be good for the new rate, so you can save a little money.

The charge for additional ounces on letters above one ounce is going down from 21 to 15 cents. Postcards will remain at 35 cents.

The following U.S. Postal Service 2019 price increases take effect Jan. 27:

• First-class Forever stamps will increase from 50 cents to 55 cents

• Small flat-rate box from $7.20 to $7.90

• Medium flat-rate box from $13.65 to $14.35

• Large flat-rate box from $18.90 to $19.95.

• Regular flat-rate envelope from $6.70 to $7.35

• Large flat-rate envelope from $7 to $7.65

• Padded flat-rate envelope from $7.25 to $8