430 AM call asking for me by name, but hung up without saying anything.

Called asked for me by name and hung up at 12:30 AM

Called at 4:30 am, asked for me by name and then hung up

Called me at work and asked to verify my work e-mail and address saying a DHL package was trying to be delivered to me.  Called my. co-worker the next day asking the same.

Called office main number at 2:30pm asking for four of my coworkers by name and wanted to send them emails with a DHL tracking number.  Said the packages were from Bank of America.