There is only one file type that uses the .MAB extension:
Mozilla Address Book
Address book format used by Thunderbird and SeaMonkey, as well as the older Netscape and Mozilla mail programs; contains contact information, such as names, email addresses, and phone numbers; used for managing personal and business contacts.
Some example MAB files include the following:
- abook.mab: personal address book
- history.mab: collected addresses
- impab.mab: imported address book
NOTE: MAB files can be imported in OpenOffice.org and LibreOffice by choosingfrom the application menu and then selecting a MAB file.
Updated: September 8, 2014