Kottayam District is one of the 14 districts in the state of Kerala, India. Though the district is 157 km south to Kunnamkulam, the center of Kerala. It is located in an area with biggest diameter and population. It is the only district having no border with either the Western Ghats or Arabian Sea. The Kerala government and Central govt both agreed to built an airport near Sabarimala. Cheruvally Estate in Erumeli may be the site. Given it is a plain plateau with strong soil, Aviation ministry estimated that the airport could be completed in just six months. The district has its headquarters at Kottayam town, located at 9.36° N and 76.17° E. Pala or Kidangoor may be the center point of district. Rubber Board campus located in Puthuppally with head office in Kottayam town is the only central govt organization in the district. Kottayam is known as city of three 'L's - Literacy, Lakes and Latex. Kottayam is the first town to achieve 100% literacy rate in India. On 27 September 2008, Kottayam district also became the first tobacco free districts in India.