They call and don't leave any message about who they are or what they want, so don't return the call!
They call me several times a day and will not leave a message.
This number calls several times a day at all hours. Never leaves a message.
They don't answer you when you answer the phone and don't leave a message when you don't.
never leave a number - calls every 2 hours around the clock. I owe NO money