A good source for on hold music is royaltyfreemusic or the webpage of the service easyonhold. On opensourcegeek are also some good tips for on hold music.

https://soundcloud.com/#oliverthring/santanders-hold-music

Music on Hold vs. Messages On Hold. Music On Hold is an option used by most of the companies who decide to use hold time to entertain their customers while they wait. Phone on hold music is always an excellent choice, rather than having callers wait in dead-silence. However sometimes can be difficult to choose the right type of music, the right .

How much music in wave files can a terabyte hold

I think it is Peter T. Noonan. If it is the same hold music in your area as mine (Atlanta, GA)