it was a call to my cell phone.

"Hi. This is Josh from our customer service department. Can you hear me ok?" (pause) "You have been pre-selected to win a vacation from one of our...."  [click] [block]

Left no message=block number

"Hi!" -- followed by dead silence (imitating a real person)
Then she referenced a trip I took, and mentioned two companies I have never heard of, and that I've been selected for a free vacation.. yadda yadda.
Has been calling me several times per week for over a month

Said they were from a home security company in my area and were giving away "Free Home Security Systems."  I don't own a home--have never done business with this company.  Blocked.