This article explains how to export contacts in Mozilla Thunderbird, a secure, private, and full-featured email application used by individuals and businesses. These instructions work with the Thunderbird email client on a Windows, Mac, or Linux computer.

Thunderbird's special import and export tool helps you easily transfer your Address Book contacts. Here's how:

Select the Address Book button at the top of the Thunderbird screen.

In the left pane, select the address book you want to export.