New voicemail & password setup. Make sure to set up your voicemail within 60 days of activation or it’ll be automatically removed from your account. From your wireless phone, press and hold 1 or the Voicemail key. Select your language preference. Create a 7 to 15-digit password. Select your preferred greeting.
Make sure you've set up your voicemail. To check, dial your own phone number from your iPhone and leave yourself a message. Call your iPhone from another phone and try to leave yourself a voicemail. Go to the keypad and press and hold the number 1, or press the Call Voicemail button. This dials voicemail. Check if you have any missed messages

And remember, while you’re busy returning your calls, Blitz can be automating other parts of your sales process. We can assign leads to your staff or even send emails to your customers.
Many people don’t even know about this PIN option, so they never get around to changing it to something a bit more secure. That’s how the whole News Of The World hacking scandal came about, so you should always remember to create a new PIN for your voicemail that will be harder to guess. And if you’re even remotely famous it’s probably worth changing it every few months as well.