This is a collection of tools for the Microsoft Outlook
Contacts folder. Several other kinds of tools related to contacts
are listed on their own pages:
Online address book service that keeps other members of the service updated with changes in your contact information. Includes storage of your Outlook contacts online (useful as backup, for browser access, or for synchronizing between multiple machines). Available in a free personal version, plus professional and corporate editions.
Software and service to make it easy for your contacts to verify the information that you're storing in Outlook and to send requests to people for more contact information. Automatically records changes to contact information in the notes for that person.
Send and receive contact updates. If you exchange contacts with other Plaxo users, your contact records for those users stay up-to-date automatically. Free.