The simple setup order
- Choose the mailbox or forwarding provider you want to use.
- Read the provider's ID, address, package, check deposit, and forwarding rules.
- Prepare the identity documents the provider requires.
- Complete USPS Form 1583 through the provider's approved flow.
- Use a notary option accepted by that provider before mailing sensitive documents.
- Send a small test mailpiece before moving important mail.
Online notary options
Online notarization
Useful when a mailbox or forwarding provider accepts a remote online notary flow for Form 1583 setup.
Open NotarizeNotaryLive
Another online notarization option to compare if your provider accepts it. Always follow the mailbox provider's exact Form 1583 instructions.
What to check before you switch mail
- Whether the provider can receive the mail types you expect.
- How forwarding postage, scanning, storage, shredding, and package handling are charged.
- Whether the address can be used for your specific personal or business purpose.
- How cancellation works if the service is not a fit.
USPS Form 1583 FAQ
Do you need a notary for USPS Form 1583?
Many commercial mailbox and forwarding providers require notarization or identity verification before they can receive mail for you. Follow the exact process your provider gives you, because accepted notary methods can vary by provider and use case.
What should you prepare before notarization?
Prepare the mailbox provider name, the address you are authorizing, your identity documents, any provider instructions, and a clean copy of the form packet. Do not upload or email sensitive identity documents unless you are inside the approved provider or notary flow.
What is the safest first test after setup?
Send one low-risk mailpiece first. Confirm it is received, scanned, forwarded, or handled exactly as expected before changing important personal, business, bank, legal, or government mail to the new address.