I didn't pick up.  They left no message.

left no message.

suspect this is a telemarketer. call was blocked by my filter

caller Id displays "out of area", but I live in the 650 area code.  this is a telemarketer or scam

report to Do Not Call list
https://complaints.donotcall.gov/complaint/complaintcheck.aspx

and to FCC
https://consumercomplaints.fcc.gov/hc/en-us/requests/new?ticket_form_id=39744

Called my cell and left no message.  Blocked the number.