Tap the contact from the All Contacts list that you want to add the number to. After tapping the contact, the phone number from the received call is automatically added to the next available phone ...

To add someone as your emergency contact, they need to be saved to your iPhone's Contacts list with a cellphone number. Adding someone as an emergency contact won't send them any sort of notification.

How to Improve the Contacts List on an iPhone. The iPhone's built-in Contacts application stores the details of your friends, family, colleagues and acquaintances, providing a central database for ...

How to export your iPhone contact lists Finally, you can export a list as contact cards to import on another Apple device or share via a specific app or service. Press down on a specific list.