reverse phone lookupWhat is a good reverse phone lookup tool for the UK?

Trying to reverse lookup some UK Phone numbers. I would like to find a free utility to get a name or address.
Google &qureverse phone lookupot;Reverse phone lookup."
http://RecordOnlineGuide.blogspot.com has articles

reverse phone lookup
Check out this - http://reversecellphonelookupnamefree.com/