Handset Feature Code Action
*30 Blacklist a number
*31 Remove a number from the blacklist
*32 Blacklist the last caller
*52 Call Forward No Answer/Unavailable Activate
*53 Call Forward No Answer/Unavailable Deactivate
*72 Call Forward All Activate
*73 Call Forward All Deactivate
*74 Call Forward All Prompting Deactivate
*90 Call Forward Busy Activate
*91 Call Forward Busy Deactivate
*92 Call Forward Busy Prompting Deactivate
*70 Call Waiting – Activate
*71 Call Waiting – Deactivate
*28 Day/Night Control Toggle
*78 DND Activate
*79 DND Deactivate
*97 My Voicemail
*98 Dial Voicemail