www.lavabit.com
[Lavabit was created to offer Internet users a better choice for reliable, fast, affordable e-mail service that never sacrifices privacy for profits.]

[Lavabit was built for people like you. People who want a fast, reliable, private POP3 e-mail account with the most advanced features. Our team of programmers answered with a system so secure that even our administrators can’t read your e-mail. With more than 270,000 users already, it won’t be long before the name you always wanted is already taken.]

You can set up to use Outlook or Thunderbird email programs or there is a basic web mail on their site.