You may receive a call from a unknown number in US, and you may want to find out the location of the US Phone number. Phone Number Location Lookup Tool is a program that allows you to take any US phone number and determine its geograpical location.
For example: with the phone number 386-470-0000, based upon the area code 386 and the exchange code 478, and using this software program, you will discover that this number is located in New Smyrna Beach, FL.
It will show you the address on google maps where this phone has been registered, this way you can get some idea about the person who called you from this phone.
This software is free to use, and works on all the versions of windows including windows 7 , we have just tested it on windows 7 32 bit Ultimate Edition.
If the above tool does not work for you, then you can try another free web based service called Phone Number Location Lookup for the same.