Tamil Nadu PIN Codes: 517401 to 643243

Key Facts

Tamil Nadu is a state located in the southernmost part of India, bordered by the Bay of Bengal to the east and the Indian Ocean to the south. As one of India's 28 states, it occupies a strategic position on the southeastern coast of the Indian subcontinent. With an area of approximately 130,058 square kilometers, Tamil Nadu is the tenth-largest state in India by area and the sixth-most populous, home to over 72 million people according to the 2011 census. The state is administratively divided into 38 districts, each with its own unique cultural and economic characteristics. Tamil Nadu boasts a rich cultural heritage dating back over two millennia, being the heartland of the ancient Tamil civilization and home to some of India's most magnificent temple architecture. The state's capital, Chennai, serves as a major economic, cultural, and educational hub in South India. For those seeking postal code information, Tamil Nadu's comprehensive district system provides organized access to postal services across its diverse urban and rural landscapes.

Neighboring Regions

• Kerala
• Karnataka
• Andhra Pradesh