http://www.tirupatidarshan.org/about-tirupati-darshan/
The temple of Lord Venkateswara is located on the seventh peak Venkatachala. The nearby town called Tiruchanoor (also known as Alamelu-Mangapuram) is covered in this page too. You want to more information check it here: http://www.tirupatidarshan.org/3-nights-4-days-tirupati-tour-package/