Why would a phone call go directly to voicemail

- Why would a phone call go straight to voicemail
- Why would a phone call go to voicemail
- Why would a call go directly to voicemail
- Why does a phone call go directly to voicemail
- Why would a phone call go straight to voicemail iphone
- Why would a cell phone call go straight to voicemail
- Why does my phone call go directly to voicemail
- Phone call voicemail
- Why i cannot call from my iphone