Who called from 8585520405

I get a call from this number almost every day and it rings both of my numbers simultaneously.  Never had someone answer it yet.

same here--called 2 times in a row, both hangups.  June 5 1:50pm.

Caller hung up, when called back recieved a "number has been disconnected" message.

same here.  called 6/16 at 3:28 pm.  no msg left.

received a call 6/19. Same experience (no response).