Converting mailboxes — that is, the actual messages and other data — for use with a different application can be somewhat involved and is best performed with the help of a third party tool. The following migration tools support a large number of popular clients (except AOL):
For migrations to Microsoft Exchange, third-party migration services are available. See Migration Services Partners.
Administrators planning enterprise-scale migrations may be interested in a Migration White Paper from Connected Software.
| To convert from: | To: |
|---|---|
| AOL 4 through 9 and CompuServe 2000, 6.0, and 7.0. | Microsoft Outlook 2000 through 2007, Outlook Express 6 and Windows Mail. |
| Use: ePreserver Moves email, address book and favorites to Outlook or Outlook Express. Requires the AOL email to be installed, does not work with webmail. Supports Windows Vista. If you need to import your e-mail and address book to other applications and they support importing from Outlook Express or Outlook, use ePreserver to convert from AOL, then use the Import function to import from Outlook or Outlook Express. | |
| Eudora, Netscape and other Internet mail programs | Personal Folders |
| Microsoft Outlook has built-in support for importing Eudora mail. In Outlook, use File | Import and Export | Import Internet Mail and Addresses. Microsoft also has an article on how to import mail from Netscape 4.5 and later: OL2002 How to Import Messages and Addresses from Netscape Messenger 4.5 and Later Transend Migrator, Aid4Mail, or Address Magic Personal PLUS | |
| Eudora, Lotus Notes, Mozilla, Netscape 4/6/7, Thunderbird, IMAP, Outlook Express. | Microsoft Exchange Server mailboxes or archive Personal Folders |
| Address Magic Personal PLUS or Address Magic Enterprise PLUS (100 users or more) | |
| Outlook Express | Personal Folders or Microsoft Exchange Server mailbox |
| From Outlook Express, choose File | Export | Messages This method works with all versions of Outlook except Outlook 2010 64-bit. See Move from OE to Outlook on a new computer if you are moving from OE to Outlook to windows 7. | |
| Windows Live Mail | Personal Folders or Microsoft Exchange Server mailbox |
| From Live mail client, choose File | Export. Choose Microsoft Exchange even if you use POP3 or IMAP. Does not work with Outlook 2010 64-bit. | |
| cc:Mail folders, bulletin boards or archives | Personal Folders |
| Outlook 2000 Import/Export Wizard. See OL2000 You Cannot Import ccmail Archives that You Created After January 1, 2000. Transend Migrator | |
| Microsoft Mail | Microsoft Exchange Server Mailbox |
| Exchange Migration Wizard supplied with Microsoft Exchange Server. | |
| Lotus cc:Mail, IBM PROFS and Office Vision, Verimation MEMO, Digital All-in-1, Novell Groupwise, Collabra Share | Microsoft Exchange Server Mailbox |
| Exchange Migration Wizard supplied with Microsoft Exchange Server. See: XFOR: How to Migrate Messages from a GroupWise 5.x Mailbox to an Exchange Server Mailbox XFOR GroupWise Migration Creates Duplicate Folders in Outlook XCON Message Read or Unread Status Lost When Migrating from Lotus ccMail — hotfix available | |
| cc:Mail archive files | Microsoft Exchange Server Mailbox or Personal Folders |
| Transend Migrator, | |
| Lotus Notes & Domino | Microsoft Exchange Server |
Exchange Migration Wizard; see:
Also Transend Migrator, Address Magic Personal PLUS, Address Magic Enterprise PLUS and products from Verity | |
| Meeting Maker | Microsoft Exchange Server |
| Sumatra Development ; also see Migrating Meeting Maker to Microsoft Exchange 2000 | |
| cc:Mail, Lotus Notes/Domino, Exchange 5.5, Exchange 2000, IMAP4, HP OpenMail, EMC²/TAO, SYSM, Novell GroupWise | cc:Mail, Lotus Notes/Domino, Exchange 5.5, Exchange 2000, IMAP4, HP OpenMail, EMC²/TAO, SYSM, Novell GroupWise |
| CompuSven E-Mail Shuttle or Transend Migrator | |
| Personal Folders or Microsoft Exchange Server Mailbox | Microsoft Mail |
| Create a Microsoft Mail shared folder, then drag all the Exchange messages to it. When you connect via MS Mail, drag all the messages from the shared folder to your personal Microsoft Mail folders. | |
| Eudora | Microsoft Internet Mail |
| EUD2IEM (see Cleaning up the Eudora .mbx file) | |
| Vax mail | Microsoft Internet Mail |
| VMS2IEM | |
| Exchange, Outlook, Notes, Netscape, Eudora, Pegasus, MHS, ExpressIT, GroupWise, cc:Mail (archives and folders), daVinci e-Mail, Notework, Compuserve, AOL | Exchange, Outlook, Notes, Netscape, Eudora, Pegasus, MHS, ExpressIT, GroupWise, HTML, generic |
| Transend Migrator | |
| Exchange | Groupwise |
| GWMigrate or Transend Migrator, GroupWise® Migration Utility for Microsoft Exchange, or GroupWise Import Utility for Microsoft Outlook | |
| Outlook | Time & Chaos |
| Outlook Extract for Time and Chaos | |
| Outlook | Text with full Internet headers |
| Personal Message Store Export Utility | |
| Outlook messages, appointments, contacts, tasks | Text |
| ClipForm | |
| Outlook Calendar | vCalendar in bulk |
| vSync | |
| Outlook Personal Storage files (*.pst), Outlook MSG files (*.msg), Outlook Express, EML message files (*.eml), MHT Web Archive files (*.mht), Mozilla (including Netscape and Thunderbird), Generic mailbox files (mbox, Berkeley, BSD, Unix), Eudora, PocoMail, Opera, Forte Agent, The Bat!, Pegasus, Calypso and Courier, PMMail message files (*.msg), FoxMail, maildir folders, Mailbag Assistant, E-mail Examiner and Aid4Mail ZIP archives. | Outlook Personal Storage files (*.pst), EML message files (*.eml), MHT Web Archive files (*.mht), Mozilla (including Netscape and Thunderbird), Generic mailbox files (mbox, Berkeley, BSD, Unix, PocoMail, Aid4Mail ZIP archives. |
| Aid4Mail | |
| Outlook, Agent, AOL, Becky, Eudora, Netscape, Outlook Express, OUI, Pegasus, Poco, TheBat, Virtual Access, generic RFC-822 mail, various CompuServe and newsgroup readers | Outlook, Agent, AOL, Becky, Eudora, Netscape, Outlook Express, OUI, Pegasus, Poco, TheBat, Virtual Access, generic RFC-822 mail, various CompuServe and newsgroup readers |
| ForMorph | |
| Personal Folders .pst files | GroupWise archives |
| GroupWise Import Utility for Microsoft Outlook | |
| GroupWise | Exchange |
| GroupWise Migrator for Exchange or Transend Migrator | |
| Outlook, Entourage, Excel, Palm Desktop, other Windows and Macintosh PIMs | Outlook, Entourage, Excel, Palm Desktop, other Windows and Macintosh PIMs |
| Export-Import for Entourage | |
| QuickMail | Exchange, Notes, IMAP |
| QuickMail Migration | |
| Microsoft Exchange, Outlook, Lotus Notes, GroupWise, Netscape, Eudora, Outlook Express, Lotus cc:Mail, IMAP4 Server, America Online, Pegasus, MHS, Notework, Compuserve, or DaVinci | Microsoft Exchange, Outlook, Lotus Notes, GroupWise, Netscape, Eudora, Outlook Express, Lotus cc:Mail, IMAP4 Server, America Online, Pegasus, MHS, Notework, Compuserve, or DaVinci |
| Transend Migrator | |
| Outlook Calendar | iCalendar in bulk |
| vSync | |
| Unix mbox folders, Netscape, Seamonkey Eudora | Outlook Express, Outlook |
| Imapsize – need to do a “two step” to Outlook. First export into Outlook Express then Export from Outlook Express into Outlook. | |
More Information
- Converting Addresses
- Importing to Microsoft Outlook
- InterGuru Maibox Conversion, Other Utilities, and Links to Other Useful Sites
- Converting from Eudora to Microsoft Outlook
- Move from Outlook Express to Microsoft Outlook on a new computer

