12.91072 80.14296 29 Asia/Kolkata Tamil Nadu Agaramthen Road Agaramthen Road 600073 Tamil Nadu IN Balaji Nagar India 12.91050 80.14290 secondary 0.025 0.9 Balaji Nagar IN Tamil Nadu Tamil Nadu Tamil Nadu India 600073 Agaramthen Road 12.91050 80.14290 secondary 0.025 0.9 CHENNAI-NDIEC SELAIYU-NDIEC 4856340218290 6 administrative Tambaram boundary 55 administrative Chengalpattu district boundary 66 administrative Tambaram boundary Selaiyur Tamil Nadu 600073 1 Agaramthen Road 0.037 12.91075 80.14313