Working with Contact Items
The ContactItem class contains the methods and properties you use to perform tasks with contacts.
Retrieve all contacts whose last name contains a specified string.
Search for a contact by first and last name.
Create a new contact and fill in contact information.
Search for contacts whose e-mail address contains a specific domain.
Delete a contact that has a specified name.
For more information about Outlook tasks and the Outlook object model, see Outlook Object Model Overview.