How do i retrieve mailbox number for iPhone 11

lihilihi
Newbie

Sometimes when someone try to call me on my iPhone 11 they are prompted to enter a mailbox number. I don't know why.  I never completed my voicemail setup.  When I click on voicemail, it ask me for a mailbox number, and I don't know what that is. 

Labels (1)
0 Likes
Reply
0 Replies