4 ms·
A forever stamp is guaranteed 1st class postage for a letter, regardless of the current rate. Before forever stamps were introduced people would have to add a
by ludicrousdispla 2y ago
A forever stamp is guaranteed 1st class postage for a letter, regardless of the current rate.
Before forever stamps were introduced people would have to add a 1 or 2 cent stamp next to the 20 or 25 cent stamp in order to reach the current rate for mailing a letter.