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How to obtain your USPS User ID and - EcommerceMax !

How to obtain your USPS User ID and - EcommerceMax ! 2025

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The document provides instructions for creating and activating a USPS account to use the RateV3 service, detailing the required properties, methods for obtaining shipping rates, and guidelines for testing the account. It emphasizes the importance of performing a 'canned' test before accessing the production server and outlines licensing information and trademark disclaimers.

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Got questions?

We have answers to the most popular questions from our customers. If you can't find an answer to your question, please contact us.

How do I login to my USPS account?

Click sign-in from the top right corner of USPS.com. Click Sign In - This will take you to your Profile page.

Why is my USPS username disabled?

Too Many Incorrect Login in Attempts One of the most common reasons a USPS account disabled situation bubbles up is because there were too many incorrect login attempts for your account credentials.

What is a USPS tracking ID?

A USPS tracking number is a unique code assigned to every package or mail item shipped through the United States Postal Service.

How do I find my USPS user ID?

Please go to How do I reset my password or change my username on USPS.com? for more information. If you forgot your username, you can retrieve it by going to the USPS.com Account sign-in page, and select Forgot your username? Enter the email address associated with your account to have your username emailed to you.

How do I find my USPS ID?

If you are a USPS employee, your identification number is the letters EIN followed immediately by your Employee ID (for example, EIN00000000). Your Employee ID is an 8-digit number printed at the top of your earnings statement or paystub, above the label Employee ID.

How do I retrieve my username for USPS?

Go to the USPS.com account sign-in page and select Forgot your username?. Enter the email address associated with your account. If an account is detected for the submitted email address, you will receive an email with your username.

How do you enable your USPS account?

The USPS Help Desk () can be contacted to unlock your account. You must know the answers to your secret questions in order for the Help Desk to process a password reset for your account.

How to obtain your USPS User ID and - EcommerceMax ! 2025

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