What happens if you put too much postage on a letter?
USPS will happily accept your (accidental) “donation.” Your mail won’t be refused for too much postage.
One caveat to this is regarding regarding parcels: over 13 ounces, you must present it in person if and only if you’re paying with stamps (vs.
Is there a limit to how many stamps you can put on an envelope?
Considering this, is there a limit to the number of stamps on an envelope? Generally speaking, you can mail 4-5 pages of regular paper, plus an envelope, for the regular first class (“one stamp”) rate. Heavier paper, rigid or oversized envelopes will cost more.
How do I know if my envelope needs extra postage?
Pay close attention to envelopes such as greeting cards marked “Extra Postage Required.” In most cases, a letter-size mailpiece is classified and priced as a large envelope (flat) if it exceeds 3.5 ounces or 6-1/8″ by 11-1/2″ by 1/4″ thick.
What happens if you don’t put enough stamps on an envelope?
What happens if you mail a package without putting enough postage on it? … It will get delivered postage due, if there’s any postage on it at all. The recipient will need to pay the difference.