This article shows you how to add a single contact. You can also import multiple contacts at once.
Learn more in Import multiple contacts.
Add a contact
Go to Audience > Contacts.
Expand the NEW CONTACT drop-down menu at the top of the page and select Add contact.
Enter the contact’s Email address, Mobile number, or both.
Select ADD CONTACT.
For mobile numbers, use either:
The international format with (+): +44 7000 000000
Select the country flag and enter the local number: 07000 000000
The contact is now added to your account.
Edit a contact's details
Go to Audience > Contacts.
Find and select the contact you want to edit.
On the Single customer view, select the Data fields tab.
Edit any details you want to change.
Select SAVE.