The frontier email service is now powered by Yahoo. So, the method of password recovery is similar to that of Yahoo mail.
• Firstly, you have to visit Yahoo Frontier home page i.e. frontier.yahoo.com.
• Click on “Sign-in” from the top-right corner.
• Enter your Verizon email address and click “next”.
• Click “I forgot my password” on the next page.
• Enter the missing digit of the phone number associated with your account.
• Then, you will receive a verification code on your phone.
• Enter the verification code and create a new password.