To assign a Ringback Tone to a contact please follow the steps below.
1. Sign into your My Verizon account online
2. Click the "My Media" tab
3. Click Browse Media Store
4.Place cursor over "Manage" then click ringback tones (the manage button is under the red bar at the top of the page)
5. On the right side, click "Contacts" (Next to default)
6. Add contact & number then you will be able to assign a ringback tone to your contact