When you block a contact on your iPhone, the communication isn't entirely severed. While you won't receive notifications for their calls, those callers can still leave that are tucked away in a hidden folder on your device. Where to Find Blocked Voicemails
But here’s a secret most iPhone users don’t know: blocked voicemails on iphone
Yes. These voicemails sit on your iPhone’s storage and your carrier’s server. While a few spam voicemails won’t hurt, if you have dozens of them, they are taking up space. When you block a contact on your iPhone,
Look for a section labeled (it may only appear if there is at least one message present). if you have dozens of them