If you have a long contact list, it is rather convenient to keep the contacts you are reaching the most at the top of your list. Put these contacts to Favorites and quickly find them when you need
1. Open your Call.com app
2. Navigate to Contacts and select the contact you want to see at the top of your contacts list
3. Tap the 3 dots button
4. Tap the Add to Favorite button
5. You can remove contact from favorites any time you wish