Who called from 6315276532

Same as Harry, called my cell at 5 pm;, no msg and I don't answer unknown calls.  
631 is an unassigned area code in North America.

Area code is form Suffolk County, New York according to Google.  We regularly receive calls from this number and of course, we do not answer from unknown calls. However, this time, on the caller ID was  MAX Security.  They left no message.

Tried to schedule a solar panel eval/consult for my home. I declined.

Calls every day, leaves no message

called 6 times in a row and did not leave a message.