I have not found any free reverse number look-up sites either. If I'm really curious, I just type the number into Google and the results usually reveal if the number is a scam or not.
You are taking too much onto yourself. I understand how it can make you feel a little uncomfortable, but you did nothing wrong. If he floats your boat, keep on keeping on (with Covid-19 precautions, of course).
Way back (1970's/1980's) one of my co-workers, who was a native of Salt Lake City, told me that SLC is no different from any other large city in that you can find anything you want in SLC.
I adore preppy. Recently, while watching the Christmas movies on the Hallmark Channel, I was gifted with this delightful Canadian eye-candy, Robert Markus: ?