Previews of songs from the Half-Blood Prince soundtrack have been released as short ringtones on Virgin Mobile's site. They can be listened to below (just click on the links, after which your default music player will start to play them):

Dumbledore's Farewell
Ginny
Inferi In The Firestorm
Journey To The Cave
Of Love and War
Opening
Ron's Victory
The Friends
The Slug Party
The Story Begins
The Weasley Stomp
When Ginny Kissed Harry
Wizard Wheezes



The score, composed by Nicholas Hooper, will be released on July 14th and can be pre-ordered here and here.

Source: LeakyNews