Number Locator Book Functionality Discloser :- Number Book is an app with all numbers direct from api server bought from apilayer company. this is not acutally location or not physical location of any any one. developed for fun. Number book containes more than 220 countries. Phone number Tracker application helps you to track any phone number from India. You can search for any mobile number to find the contact name and the location. The city area, state, country and service operator of the phon