.MBOX File

File extension mbox is related to e-mail mailbox containers used typical on Unix platform.

A .mbox file contains saved e-mail messages. This format was largely replaced by new ones, for example with emxl on Mac platform.

If this file is exported mailbox file from Apple Mail. You can import mailbox files using Apple Mail, the default e-mail client included in Mac OS X (macOS).

Location of *.mbox files:

/User/Library/Mail/Mailboxes/

Files with mbox extension can be found as saved email mailboxes, mainly from programs on Linux or Unix platform as well as OS X (macOS).

How to open:

These files can be imported for example to Apple Mail and other email client.

How to convert:

MBOX mailboxes can be typically converted to similar file types for other programs like Outlook.