Yesterday I worked a puzzle that had the first portion of this poem as its solution, and I was so intrigued by it that I had to see the rest of it. Fortunately, http://www.americanpoems.com/poets/Billy-Collins/431 has other of Collins’s works, some of which approach this one for general spookiness.
If you know of other poems like this, please provide a link to them.
There’s also a Ray Bradbury poem along similar lines, at least for me: