How to Transfer Thunderbird Address Book to Outlook Contacts



Mozilla Thunderbird is a widely used desktop email program generally preferred by professionals for email and newsgroup purposes. Along with these both functions, Thunderbird also allows to store personal as well as business contacts in their address book. But when someone requires to use Thunderbird contacts in MS Outlook that time he/she think about how to export Thunderbird contacts to Outlook address book.

Transferring Thunderbird address book to Outlook contacts is not a big challenge because Thunderbird allows exporting Address Book contacts to a CSV file which is already supported by MS Outlook and other email program.

Steps to Export Thunderbird Address Book Contacts to MS Outlook.

Now without taking more time, I am going to explore easy stepwise guide for transferring Thunderbird Address Book to Outlook contacts. I have divided the entire process in two sections as shown below.

Export Thunderbird Address Book to CSV File

In the first half section you will find how to export Mozilla Thunderbird contacts to MS Outlook.

  • Open Mozilla Thunderbird and move to Address Book

  • Now choose Address book and click on the Export button from the Tool menu

  • Provide destination location and file name. Choose “Comma Separated (* .csv)” from the save as type and click on the Save button. That’s it.

Import Resulting CSV File in MS Outlook 2013, 2010 and 2007 etc.

Next half section will guide you how to import contacts stored in a .csv file into Microsoft Outlook. So follow stepwise instructions to complete the task.

  • Now launch the MS Outlook and Go to menu – File >>  Open >> Import
  • Select  “Import from another program or file” and click the Next button.

  • Choose “Comma Separated Values (Windows)” and press Next button

  • Select the CSV file by clicking on the Browse button, then press Next.

  • Choose a destination Outlook folder where you want to Import Thunderbird contacts and click the Next button.

  • Map custom fields (if required) otherwise click the Finish button.

  • Finally, transferring Thunderbird Address Book to Outlook contacts, wait for a while.


Above both sections will make sure how to export Thunderbird contacts and import into MS Outlook. If you also want to migrate email then go for a professional Thunderbird file to Outlook Converter.