Free Reverse Phone Number

How do I do a Completely Free Phone Number Reverse lookup.?

I have this person texting me calling me horrible names and I would like to see what their name is but I do not know what site to go on. I have their number on my phone but no name. Is there a site that will give me a name without me using a credit card. PLEASE HELP

Sorry, you can’t. There are no free cell phone directories.