How to Fill Out USPS Form 1583: Step-by-Step Guide (2026)

What Is USPS Form 1583 and Why Is It Required?

To legally receive mail through a commercial mail receiving agency, the United States Postal Service requires you to submit a completed, notarized USPS Form 1583 along with two verified forms of identification. This federal document authorizes a third party to act as your agent for mail delivery. Without it, your mail facility cannot accept, scan, or forward your correspondence. Completing the form accurately ensures your sensitive business documents, tax notices, and personal letters remain protected under federal postal regulations.

When our founders transitioned from managing real estate assets across multiple states to building a borderless business, handling paper mail remotely was the single biggest friction point. That experience revealed how critical physical privacy is. Today, whether you are operating an international business from Lisbon or protecting your home address while freelancing in Denver, Form 1583 stands as your initial security checkpoint.

The postal service updated this form to tighten verification and stop identity theft. The application can look intimidating at first glance, but once you break down each box, the process takes less than ten minutes.

Documents to Gather Before You Begin

Before putting pen to paper or typing into the digital fields, collect your identification. The postal service rejects applications more often for mismatched or unacceptable IDs than for any other reason.

You need two distinct forms of identification. At least one must contain your photograph.

Your primary photo ID must verify your identity. Valid options include:

• A valid United States state driver's license or state non-driver identification card
• An official passport from the United States or a foreign government
• A United States permanent resident card or military identification card
• A federally recognized tribal identification card

Your secondary ID must prove where you currently live. Valid options include:

• A current lease, mortgage agreement, or deed of trust
• A recent utility bill dated within the last ninety days
• A valid vehicle registration card
• A home or vehicle insurance policy

The Postal Service explicitly bars Social Security cards, credit cards, birth certificates, and utility bills under another person's name. The physical address on your secondary ID must match the residential address you enter on the form.

Step-by-Step Instructions: Filling Out the Form Line by Line

USPS Form 1583 is divided into logical segments covering your identity, your business details if applicable, and your assigned mail delivery agent.

Section 1: Your Personal Information

Box 1 requires your full legal name. Write it exactly as it appears on your primary photo ID. If your passport includes a middle name, include it here.

Box 2 asks for your current residential address. This cannot be a post office box or another commercial mail service. It must be the place where you sleep at night, whether that is a house in Austin or an apartment in Tokyo. International addresses are fully acceptable.

Box 3 covers your contact details. Enter a direct telephone number and an active email address where you can receive legal notices.

Section 2: Your Mail Delivery Agent

Box 4 lists the commercial mail receiving agency authorized to accept your mail. If you use our tailored mail management services, this section is typically pre-populated with our facility details and your assigned suite number.

Box 5 requires your written authorization for the agent to receive restricted delivery mail on your behalf. Checking this box is essential if you want certified letters, court filings, or official bank correspondence accepted at your address.

Section 3: Business Information (Optional)

Skip this section if you only intend to receive personal letters. If you plan to register a business, establish an LLC, or collect client invoices at this address, these fields are mandatory.

Box 6 asks for your registered company name. Use the legal name registered with your Secretary of State.

Box 7 covers the business type, such as LLC, Corporation, or Sole Proprietorship, alongside the state or country of registration.

Box 8 requires your primary business address. If your enterprise operated out of your previous home office, list that location here.

Box 9 requires the names and addresses of all officers, partners, or members authorized to receive mail under the company umbrella. Each named individual must present verified identification.

Section 4: Document Verification

Box 10 lists the exact details of your two identification documents. Record the issuing agency, document type, identification numbers, and expiration dates. Double-check that your spelling matches your physical documents.

Box 11 is reserved for your signature and date. If you complete the document electronically, do not sign this box until you are in the presence of an authorized notary public.

How to Notarize Your Virtual Mailbox Form

An un-notarized Form 1583 holds no legal standing. The postal service requires a notary public to witness your signature and verify your two forms of ID.

You have two practical routes:

First, an in-person notary. You can walk into a local bank branch, shipping store, or legal office. The notary will inspect your physical identification documents, watch you sign Box 11, and apply their official stamp and signature.

Second, online notarization. For travelers, expats, and busy founders, remote online notarization is the fastest route. You join a live video session with an accredited notary, hold your original documents up to your webcam, verify your identity through credit bureau security questions, and apply an encrypted digital signature. Most sessions finish within seven minutes. Once stamped, the resulting digital PDF is immediately valid for federal compliance.

Submitting Your Application and Next Steps

Once your form is fully notarized, submit the original document or certified digital file directly to your commercial mail provider alongside high-resolution color copies of your two IDs.

Your mail provider logs your record into the official USPS customer database. Once verified, your commercial address goes live. From that moment, carriers can deliver personal correspondence, corporate records, and legal notifications directly to your secure suite.

Managing your mail while moving across states or living overseas comes with logistical hurdles. If you have questions about document verification or how we handle sensitive mail, our team is always ready to talk through the details.