Palm Treo 700WX User Manual page 93

3.
Press Phone/Talk
4.
When you're ready to turn off call forwarding, dial *720, and then press
Phone/Talk
Tip: If *72 and *720 do not turn call forwarding on and off, please contact
Sprint to obtain the forwarding codes for your area.
After you turn on call forwarding, call your smart device to confirm that
call forwarding is active.
Section 2B: Using Your Device's Phone Features
to dial.
.
77