Multifactor Authentication (MFA)

1. After entering your username and password, you will be presented with a Verify Your Email screen. 
   • EXISTING customers who signed up for their account before March 6, 2025 will be presented with an MFA enrollment screen where they can select Enroll in MFA to set up MFA or Not Now to opt out of MFA. 
     • If you select Enroll in MFA, select Yes to use your USPS.com email or select No, I'd like to change my email to enter a different email address, then select Continue [Note that entering a different email here does not change the email address in your USPS.com account].
     • If you selected No, I'd like to change my email, enter the email you would like to use and select Send Email Link.
   • NEW customers who signed up for their account after March 6, 2025 will have to verify their email before they can complete mandatory MFA setup. 

• Select Yes to use your USPS.com email or select No, I'd like to change my email to enter a different email address, then select Continue [Note that entering a different email here does not change the email address in your USPS.com account].

2. If you selected No, I'd like to change my email, enter the email you would like to use and select Send Email Link. A link will be sent to the email you entered on the Verify Your Email screen.
3. Go to your email and click on the link in the email. If you can't find the email, be sure to check your spam or junk folders.
4. After clicking the link, the following message should appear on your screen, "Thank you for your verifying your email". You will also receive an email confirmation. Select Continue.
5. You will be presented with the available MFA options (SMS – Phone and Email).
6. Select the MFA option you would like to set up and select Continue.
7. Follow the prompts on the screen, or the instructions below, to set up your MFA options.

For additional assistance setting up MFA for Click-N-Ship®, please see our user guide.

1. On the MFA options screen, select the SMS MFA option and select Continue.
2. On the Verify Your Phone Number screen, enter your mobile phone number and select Send Passcode. International phone numbers are not accepted.
3. You will receive a six-digit, one-time passcode via SMS to the mobile phone number you entered.
4. Enter the six-digit, one-time passcode on the MFA enrollment screen and select Submit.

1. On the MFA options screen, select the Email MFA option and select Continue.
2. You will receive a six-digit, one-time passcode to your USPS verified email.
3. Enter the six-digit, one-time passcode on the MFA enrollment screen and select Submit.

1. On the MFA selection screen, select Modify MFA Options.
2. Continue the sign in process with your preferred MFA option.
3. Select the MFA option you would like to modify (SMS or Email) and follow the prompts on your screen to update your MFA options.

If you have any trouble with the Customer Onboarding Portal MFA process, please send your USPS.com account username and phone number to the Mailing & Shipping Solutions Center (MSSC) at mssc@usps.gov with "Multifactor Authentication" in the subject line.

For assistance with MFA for Click-N-Ship, please contact us at: https://emailus.usps.com/s/click-n-ship-inquiry

For assistance with MFA for Informed Delivery, please contact us at: https://emailus.usps.com/s/my-online-account-inquiry