Who called from 4077923328

These people keep calling every day.It's harassment & this number 407-792-3328 not exist when i called back................

Since July 20th this number shows up on my caller ID, around 10AM or 11AM. The first time the person said nothing, only breathing and then said ''bye'' and hung up. Now they ask for the person who is listed on our landline (friend) regarding a debt from Miller Plant? Or something like that. Now we simply ignore the call. They never leave a message.