Hosting companies.
Heart Internet
Hosting prices start from free.
Premier UK hosting company.
You need to have a Domain name (or purchase one).
Domain names from £2.79 +VAT per year.
The free hosting link is at the bottom of their page.
100webspace
Hosting prices start from Free.
100webspace will advertise on your site.
A free sub domain name is available.
Other free hosting options
This link will take you to a site with a list of hosting companies.
Find the account you prefer and go through the registration process.
For information about CGI bin facilities, please use the Help files at the appropriate site.
If your looking for a professional web hosting service then Heart internet is well priced, have great customer support and fast reliable Uk based servers. They come highly recommended.