Thank you for your feedback!
How do I assign a personal ringtone to a contact on my U.S. Cellular Samsung Galaxy S Aviator™?
Follow the steps below to assign a personal ringtone to a contact.
To assign a personal ringtone to a contact on your mobile device, open the contact that you wish to add the ringtone to. Press the Menu key and touch Edit. Scroll to and touch Ringtone.
You can add a personal ringtone from the sounds stored on your device by touching Sound and then finding the file. Or you can select from one of the preloaded ringtones by touching Phone ringtone.