should i call again??

ok so i called my first loves house a few days ago and no one answered....i was pretty surprised that he still lived there cuz i thought that he would of moved by now but like i said no one answered....so now im thinkin do i wanna call again.....usually when i have a dream about him i only think about him for like the day but it has been a week where he is pretty much non stop on my mind.....like i cant even go to sleep when i want to cuz he has been takin up my mind like it will be 5am b4 i am able to go to sleep.....im tryin to be like ima continue doin me cuz i know he would be shocked to hear from me but itz like i have an urge now more than ever to talk to him......so do u guys think i should call again???