The Pin Code of Chennai . is 600001. Get more details along with the Pin Code of Chennai . . Chennai . is located in Chennai district in Tamil Nadu. Find the pin codes of various localities of Chennai , the capital city of Tamil Nadu state. Browse the list of pin codes by location, state, district and postal codes of Chennai . Looking for the Chennai pincode list? Find the complete and latest area-wise Chennai PIN code list for 2025. Download the detailed Chennai pincode list PDF for easy offline access and accurate postal services in Chennai . A list of latest pin codes for the entire Greater Chennai area. Start searching by typing the first characters to locate your Area pin code .