I wanted to update my username as well when I updated the rest of my account settings to current and when I called Southwest customer service, I was told that once you establish an account it cannot be changed. Even if you change your legal name, "legal" paperwork must be filed with them to make official changes to your account. Pretty much, your password, address, and email is as far as you can go to update your information. Additionally, your account will NEVER be deleted; therefore, you can't just close your account and create a new one. Really cruddy if you ask me. You shouldn't be locked into a rewards program forever with no ability to manage it. Guess a word of advice is......"Choose wisely".
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