Who called from 2039893124

This call comes into my house constantly and there's nobody on the other end..how do I stop it?

Idiot phone call, 2 to 4 times a day, no message every day

receive this call every day. When you call back never clicks in to ring. call is blocked

Call from this number 2-3 times a day and evening. No message. I call back sometimes but it just rings,then disconnects. "Idiot "

They call everyday between 10 am to 11am . Some days they say there from Stanford ct and then other times they've said this is a electric company and sometimes they wait for me to pick up and then they hang up.