The southernmost tip of mainland India is in Tamil Nadu and is called:

Chennai
Coimbatore
Madurai
Kanyakumari

The southernmost tip of mainland India is in Tamil Nadu and is called Kanyakumari. It is a town and a municipality in Kanyakumari district in the Indian state of Tamil Nadu. It is located at the southernmost tip of India, where the Arabian Sea, the Bay of Bengal and the Indian Ocean meet. The town is a popular tourist destination, known for its beaches, temples and churches.

Chennai is the capital of Tamil Nadu and the sixth-largest city in India. It is located on the Coromandel Coast of the Bay of Bengal. Chennai is a major financial, commercial, industrial, cultural, educational and entertainment centre. It is also a major port city.

Coimbatore is the second largest city in Tamil Nadu and the 12th largest city in India. It is located in the Western Ghats, about 500 km from Chennai. Coimbatore is a major industrial city, known for its textile mills, engineering industries and automobile manufacturing.

Madurai is the third largest city in Tamil Nadu and the 16th largest city in India. It is located in the Madurai district, about 400 km from Chennai. Madurai is a major cultural and religious centre, known for its temples and palaces.