What is the BEMS Contact Service API?
Request, create, and update format
Requesting contact list information
Creating and requesting folder and subfolder information
Adding contact information
Appendix: Configure the UserShape properties

Requesting contact list information

Third-party

BlackBerry Dynamics

apps can retrieve the contact information that was added within a period that you specify, a specified contact, or the contact list from a user's contact folder in their mailbox.

Retrieving contact list information properties

Request contacts

Request contacts using an email address and preset properties

Request contact list information using a specific property