Open the Contacts application.
Tap the contact with whom you want to communicate.
In the contact’s details screen, tap the way to start communicating with the contact.
The Dial icon  places a call to the number.
 places a call to the number.
The Message icon  starts a message.
 starts a message.
The Mail icon  starts an email.
 starts an email.
The Chat icon  starts a chat.
 starts a chat.
Anytime you see the Dial icon  next to a number, such as in your Favorites
or Call log, just tap it to call that number.
 next to a number, such as in your Favorites
or Call log, just tap it to call that number.