general | April 22, 2026

What happens if you put the stamp in the wrong corner?

Putting the stamp in the wrong corner will mean the envelope is the wrong way up, and the machine will reject it as unreadable. It will then have to be sorted by hand – which is a slower process.

Does it matter which way you put a stamp on?

Yes, the stamp has to be in the top right corner, usually about a centimeter from the top and right hand sides. Can I mail a letter with the stamp upside down? Yes, the orientation of the stamp won’t matter at all.

Why does a stamp go on the right?

Once machines came into the picture, the postal service needed to establish a set of rules and decided to have the stamp placed in the top-right corner because it correlated with the mail handlers’ dominant, right hand. Interestingly enough, people used to change the placement of their stamps as a form of code.

What side does the stamp go on the envelope?

upper right
The stamp or postage is placed in the upper right-hand corner of the envelope.

Do I need to put a stamp on a PO box address?

PO Boxes are locked, private Postal Service property. It must be stamped and enter the mail stream and have it delivered by a Postal Employee.

Does the stamp go on?

Attach the stamp on the top right top corner of the envelope. If you’re using sticker stamps, peel the paper off the back of the stamp and stick it firmly to the envelope.

What happens if I address a letter upside down?

Upside down, sideways, whatever. They don’t like it if you put the stamp in the ‘wrong’ place on the envelope, because then they must cancel it by hand, but they will still carry your letter. You can place the delivery address on the front or the back of the mailpiece, but it must be on the same side as the postage.

How can I get packages without an address?

How To Receive A Package Without Giving An Address: 4 easy ways for 2021

  1. Package receiving service. A package receiving service is a great way to get items delivered without using your home address.
  2. Package locker systems.
  3. Sign up for a PO Box.
  4. Get your parcel delivered to a friend (or your office)