From the Recent tab, tap the Call Key at the right of the call entry.
From the Recent tab, tap the image to the left of the entry to call any of the contact's other numbers saved in your phone’s memory.
You can edit a phone number in the Recent tab before you place the call (e.g., to insert an area code). Touch and hold the entry, then tap Edit number before call in the Context menu. Edit the number as necessary, then tap the Call Key .