Choose one of the following options:
Enter the number, go to 1a.
Find contact in the address book, go to 1b.
Find number on the call list, go to 1c.

Tap the phone icon.

Key in the required number and tap the call icon.

Tap the menu icon.

Tap Contacts.

Tap the required contact.
The contact details are displayed.

Tap the required number.

Tap the phone icon.

Tap the required number.

Tap End call.