What is the PS 1093 form?
Form PS 1093, Application for Post Office Box Service, is a U.S. Postal Service document used by customers to apply for a new post office box, update an existing one, or change box service options. Individuals, families, and small businesses fill it out at a local post office to give USPS the names, addresses, and identification details needed to issue keys, set the rental term, and authorize who may receive mail at the box.What is PS 1093 used for?
PS 1093 puts the details USPS needs to set up or update a post office box rental into a single signed application. Customers use it to:
- Apply for a new post office box at a chosen post office
- Add or remove names authorized to receive mail at the box
- Update home address, phone, or identification on file
- Switch between standard and Group E business rental terms
How to fill out PS 1093
- 1
Enter the name and physical address of the person or business renting the box.
- 2
Add the date of birth, phone, and email so USPS can reach you.
- 3
List every adult and minor authorized to receive mail at the post office box.
- 4
Choose the box size and rental term offered at the post office.
- 5
Provide two acceptable forms of identification, with at least one valid photo ID.
- 6
Review every required field for accuracy before sharing the completed form.
Who needs to file PS 1093?
Anyone who wants to rent a post office box from the U.S. Postal Service completes PS 1093, including individual residents, families sharing one box, sole proprietors, and small businesses. The customer of record signs the application, lists every other authorized recipient, and shows valid identification at the post office where the box is housed.
After the form is signed, USPS staff verify the identification, log the customer into the post office box system, issue keys or a combination, and start the rental term. Carriers and box clerks use the application to confirm who may receive mail at the box throughout the rental.



