You can also try Zimbra Converter software to convert Zimbra Mailboxes to multiple file formats such as- PST, PDF, EML, MBOX, MSG and NSF with including all emails, contacts, calendars, briefcase and etc. During the conversion process, this software maintains all the folder structure without changes and data loss. The good fact that software is very simple user-friendly graphical interface, so everyone can easily understand and work with software without any technical knowledge help.
To transfer Outlook contacts list to new computer, make use of PST to MBOX Software. A smart approach which precisely extract the files of Outlook contacts and move to new computer without loss of data. All the information of contacts will remain accurate after the process. Make use of free PST to MBOX Tool to understand the complete software working before the final purchase.