Is there anything similar to a telephone directory for email addresses.?

I think we are not moving forward if there is no way of searching for

E-mail addresses.Is there anything similar to a telephone directory for email addresses.?
Just use a search engine, more specific.

He is a good site you may like.

Try this :-

http://my.yougov.com/go.aspx?id=1e8f6a0b-53e5-47ba-84d6-c42538abff82

I've used this site for the last few years, gives me extra income, payments are made by cheque and sign up is free, give it a go, I am sure you will like it.Is there anything similar to a telephone directory for email addresses.?
There are books. I have one called: The good website guide 2007. I've never actually used it, but I know it's there should I need it; which I probably never will.Is there anything similar to a telephone directory for email addresses.?
What you mentioned is really new to me. As long as you know the name of a company or what you`re looking for ,`Google` can help you find what you want.