Go to the Phone tab on the resource panel.
Type the number or name of the person you want to call. (Use 2 for A, B, C; use 3 for D, E, F; etc.) To clear the entry, tap the X. TextUs Voice brings up a list of matches and refines the list as you enter numbers and characters.
Tap the phone icon after entering the number or tap on the contact you want to call.