If you're looking for information on free reverse cell phone lookup services, or sites that may help you conduct a reverse cell phone lookup, check out some of these useful articles:
Alternatives to a Reverse Cell Phone Lookup
Do Reverse Cell Phone Lookup Sites Exist?
Doing a reverse number lookup on Google is also very easy. You can use Google's main search box.
Simply add the phrase "phonebook:" in front the number and you're done. Sometimes you can even get the address of the owner as well.
Your search should look like this: phonebook:xxx-xxx-xxxx
If you'd like to remove yourself from google's phonebook, that's easy to do, too. Do a reverse number lookup on yourself, and you'll see a link to remove your entry.