Go Directly To Voicemail. It does the same thing both at my office and at home on two different computers. Ill hang up and call again and then it rings fine. Im willing to bet your calls are going straight to voicemail because of reason 2 or 3. Call rejection or block.
Alternatively you can enter a non-existent unused phone number here. Go to your caller list and search for the contact number that you want to redirect to your voicemail. When you listed certain contacts to the Call Blocking the calls directly to voicemail. Call your own voicemail number and sign in. This wont redirect calls to your voicemail but give the impression that your number has been disconnected and no longer in use. This opens the notification panel1 X Research sourceStep 2 Tap the gray airplane icon.
Troubleshooting Calls going straight to voicemail.
Alternatively you can enter a non-existent unused phone number here. So its worth checking to see if the phone. To send a voicemail directly to another Sprint subscriber. But there is an explanation and more importantly a way. There are a couple of instances when the DND automatically gets enabled. Incoming calls will be routed right to voicemail.