The number of stamps I should put on an 8 depends on the size of the envelope. How many 5 x 11 envelopes are there? ? The minimum postage for a 6-inch by 9 inch or a 6-inch by 11 inch envelope is one ...

For larger envelopes, postage prices will vary depending on weight, size and destination. Global Forever stamps are available for purchase and work just like the U.S. ones; once purchased ...

The price of a Priority Mail flat rate envelope (size 12-1/2″ x 9-1/2″) will jump from $10.45 to $10.78 while the Priority ...

Please separate these pieces from your other outgoing mail. A letter envelope will generally accommodate 5 sheets of folded 8 1/2 x 11 paper. If the envelope is overfilled and you cannot seal it, ...