AT&T ( Cingular ) calls their ringback tones
Answer Tones. This is very smart as it defines
what ringbacks are with a naming scheme. If you like ease
of use and simplicity AT&T is a great mobile company.
AT&T Wireless (formerly Cingular) makes some great
They have the best ringback tones for 2013 t0 2014 and come highly
recommended by users.