Just called cell phone.  It use to be a call from a women, now its a guy called "Jeff"
You have won a trip because you stayed at one of our resorts in the past. Blah Blah Blah
I hung up
Its an auto voice

calls no one talks. blocking them

Rang 2 times, hung up. Called back said survey was closed. Blocked number

No voice mail, blocked number.

Received several calls from this #.