To sign in to a Stamps.com account, you must use your email address or username and password. Stamps.com uses this to keep your account information private and protected. If you encounter a scenario where your password gets compromised or forgotten, you can update it in the app.
Email Sign-In for New Accounts
Starting February 26, 2026, new Stamps.com accounts are created using an email address and password. A username is no longer required during signup.
Existing customers can continue signing in with their current username and password. If your email address is unique in our system, you may also sign in using your email address and password instead.
If you’re unsure which email address is associated with your account, please contact Support.
Some partner integrations may still require a username. To locate your username, go to Manage Account > Profile > Personal Contact Info and select Get Username.
This article will walk you through the steps and best practices for changing and resetting your password to ensure your information stays secure.
To change your password in your account:
Online
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Go to the Account menu > Manage Account.
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Select Profile > Change Password.
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Enter your Current Password, then a New Password, and Confirm New Password.
Passwords must contain:
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12 or more characters
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At least one number
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At least one letter
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At least one special character
Passwords should not contain your username or commonly used words, such as password.
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Click Save.
PC Software
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Select the Account tab in the sidebar.
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Click on the Profile tab and select Password.
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Enter your Current Password, then a New Password, and Confirm New Password.
Passwords must contain:
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12 or more characters
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At least one number
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At least one letter
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At least one special character
Passwords should not contain your username or commonly used words, such as password.
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Click Save.
To reset a forgotten password:
Online
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Click Reset Password on the login page.
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Enter your Username and click Continue.
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Answer the security questions you set up when you opened your account, then click Continue.
If you do not know the answers to your security questions, please contact Customer Support.
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Click Close in the confirmation window.
An email with a password recovery link will be sent to the email address you used to register your Stamps.com account.
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Click the password recovery link in your email.
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Enter your new password, then click Reset Password in the reset password window.
Passwords should contain between 14 - 64 characters.
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Log in to Stamps.com with your new password.
PC Client
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Click on Forgot password? on the login page.
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Answer the security questions you set up when you opened your account, then click OK.
If you do not know the answers to your security questions, please contact Customer Support.
An email with a password recovery link will be sent to the email address you used to register your Stamps.com account.
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Log in to Stamps.com with your new password.
Log back in once your password is reset.
Best Practices
Your password should:
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Contain between 14 - 64 characters
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Contain at least one number, one letter, and one special character
Do not include your username or the words password, stamps, or postage.