From Numo Solutions:
A handy application that automatically does a reverse lookup on incoming calls from unknown numbers live. Also, a convenient and useful way to find any contact's name, number, or address right from your phone. More than just Caller ID, additional features include call log look up, direct add to phonebook options, and mapping functions. Unlimited smart search on any number, name, or business to lookup missing name and address information. Enter any name, and search as much as you want to find all the information you need to start a conversation. Includes SMS Preview a useful SMS tool to improve the way you view your messages. Now you can instantly preview incoming SMS messages to see what is sent and who has sent it when the message arrives without a single click. Numo Finder is currently available in Norway, Sweden, Finland, Denmark, and Germany.