Fastmail

Fastmail is a subscription-based email hosting company based in Melbourne, Australia. In addition to its Fastmail-branded services, the company also operates Topicbox, a mailing list service, and Pobox, an email service it acquired in 2015.

The company was acquired by Opera Software in 2010 but became independent again in 2013 through a staff buyout. Its servers are located in Philadelphia, Pennsylvania, St. Louis, Missouri, and Amsterdam, the Netherlands.