12.8964 80.17299 16 Asia/Kolkata Tamil Nadu 1 Noothanchery Noothanchery Tamil Nadu IN Thiruvallur district India 12.89830 80.17540 0.336 0.9 Thiruvallur district IN Tamil Nadu Tamil Nadu Tamil Nadu India 1 Noothanchery 12.89830 80.17540 0.336 0.9 CHENNAI-LFGCN VENGAVASAL-LFGCN 4856339338097 6 administrative Tambaram boundary 55 administrative Chengalpattu district boundary 66 administrative Tambaram boundary Thiruvallur district Tamil Nadu 1 Noothanchery 12.8964 80.17299