Guide

1. On SendGrid's main dashboard, head over to the left-side panel and click 'Marketing'.

2. Choose 'Contacts' from the list of options.

3. Following that, find and select 'All Contacts' from the choices.

4. Select a contact to get started.

5. Subsequently, tap the 'Associated Lists' tab.

6. Tap 'Add to List' to proceed.

7. Choose the list you prefer to use, then click 'Add'.

8. After completing these steps, the selected contact will be added to another list. Repeat the same series of steps until you organize all the contacts in your directory.