Please visit Google Accounts to have your password re-sent to you.
If on the Google Accounts page you receive the error message "The username or password you entered is incorrect..." then please use this form to reset your password instead. Please try to create a password that you're not using with any other Google products.
If you no longer have access the email address associated with your AdSense account, please submit a new application. We'll then disapprove your new application and work with you to close your original account and activate the new one. If you choose to follow this path, please be aware that you'll need to replace the ad code on your sites with your new ad code. Also, according to our Terms and Conditions, any unpaid earnings of less than $10 or local equivalent will not be issued. Please understand that we take these precautions to protect publisher account security.