Persian Font
There are several sites that provide the Persian font for Macintosh. Below, we provide direct links to these fonts. Note, that we cannot guarantee satisfaction - some people have complained that these fonts do not work and have crashed their systems.

Version 1, from George Maschke at UCLA -download
Version 2, from internetserver.com - download
Version 3, from irna.com - download

Sepehr Font
We only found one site that provides the Sepehr font for Macintosh.

Version 1, from neda.net -download