USPS Form 1583-Postal Authorization Process

PROCESSING

To receive mail at Florence Mailbox & Business Center, the United States Postal Service requires all mailbox customers to complete USPS Form 1583. This form authorizes us to receive mail and packages on your behalf and is required by federal postal regulations.

Completing this process helps ensure mail security, identity verification, and compliance with USPS guidelines.

What Is USPS Form 1583?

USPS Form 1583 is an official authorization form that allows a Commercial Mail Receiving Agency (CMRA), such as Florence Mailbox & Business Center, to accept mail for individuals or businesses.

This form verifies:

  • Your identity

  • Your physical address

  • Your authorization for us to receive mail on your behalf

Required Identification

When submitting Form 1583, customers must provide:

  • Two valid forms of identification

    • One photo ID (such as a driver’s license or passport)

    • One secondary ID (such as a vehicle registration, lease agreement, or utility bill)

All identification must be current and legible.

Completing Form 1583

In Person

Customers may complete and submit USPS Form 1583 in person at our location. Our staff will assist you through the process and verify your identification on-site, making notarization unnecessary when completed in person.

Where to Find a Notary for USPS Form 1583

If you choose to complete USPS Form 1583 online or remotely, the form must be notarized before submission. Notarization verifies your identity and is required by USPS regulations.

Common Places to Find a Notary

You may obtain notarization at any of the following locations:

  • Banks or Credit Unions
    Many banks offer notary services for account holders. Contact your bank in advance to confirm availability.

  • Shipping or Office Service Stores
    Some shipping centers, office supply stores, or business service providers offer notary services.

  • Local Government Offices
    City halls, courthouses, and public administration offices may have notaries available.

  • Law Offices or Real Estate Offices
    Attorneys and real estate professionals often have licensed notaries on staff.

  • Online Notary Services
    Remote online notarization services are available in many states and allow you to complete the process virtually.

USPS Form 1583 Notarization Checklist

  • ☐ Complete all required sections of USPS Form 1583

  • ☐ Locate a licensed notary public

  • ☐ Bring two valid forms of identification

  • ☐ Do not sign the form before meeting the notary

  • ☐ Sign the form in front of the notary

  • ☐ Confirm the notary has signed, stamped, and dated the form

  • ☐ Submit the completed and notarized form as instructed

Completing Form 1583 Online (Notarization Required)

If you choose to complete USPS Form 1583 online or remotely, the form must be notarized before submission.

Because USPS requires identity verification, online forms cannot be accepted unless:

  • The form is fully completed

  • The form is signed in the presence of a licensed notary public

  • The notary section is properly completed and stamped

Once notarized, the completed form and copies of your required identification may be submitted to Florence Mailbox & Business Center as instructed.

Forms that are not notarized cannot be accepted.

Need Assistance?

Our team is happy to guide you through the USPS Form 1583 process and answer any questions you may have. Please contact us or visit our location for support.