Finding your way in the big cities is hard, when you don’t know the local language. One way to overcome this to use online maps. There are many online maps which will help you find your way. Googlemaps has detailed directions for key Indian cities Bangalore, Chennai, Pune, Hyderabad, Bombay,Delhi etc.
Yahoo India Maps provides more maps and driving directions than Google maps. In this website you can search your location and addresses also.
Another good website is maps of India with many maps upto district levels. It also provides many local maps of cities in India.