411Locate Search for phone number and e-mail. US West Search for phone number or e-mail WorldPages US and Canada Phone and Address Directory. World e-mail directory. Can be searched for phone number, address, e-mail,fax,home page. You can also search the directory for names, which sound similar to or start with the serch string.
Reverse search is also possible.
In this case you can also serch for numbers, which start or end with the specified digits.