Caller ID Blocking on/off *67/*68
To block the caller ID on outbound calls on a per-call basis, press *67 before dialing a number. Caller ID will be blocked on that call. If you would like caller ID to be displayed again before making the next call, press *68 or simply hang up and dial.
Call Return *69
To automatically call back the last incoming call, whether it was answered or not, press *69 and stay on the line.
Call Waiting Disable *70
To disable call waiting while on the phone on a per-call basis and send all subsequent new callers to voicemail to one number access (ONA), simply dial *70 before making your call.