If you've got WM6.5, this dialer was recently linked by Mattsm and I agree with him and others that it's the best dialer I've seen.
http://forum.ppcgeeks.com/showpost.p...&postcount=345
I mapped the Voice Commander key to "Phone" when my green button went bad. But recently the green button seems more successful, but not 100%. It used to be 20% of the time it worked, now it feels like 70%. Yeah, that's non-scientific...