Using Google Voice, you can record multiple voicemail greetings, and even have your voicemails sent to your email. Here's how to set it up.
Open the Phone app. Tap the menu button at the top and choose Settings from the list of options. Scroll down and select ...
You can change a Google Voice number for $10 or port your current phone number to a Google Voice account so both numbers can be used interchangeably.