12.9112 80.15629 21 Asia/Kolkata Tamil Nadu Madambakkam Main Rd Madambakkam Main Rd 600073 Tamil Nadu IN Balaji Nagar India 12.91110 80.15650 tertiary 0.025 0.9 Balaji Nagar IN Tamil Nadu Tamil Nadu Tamil Nadu India 600073 Madambakkam Main Rd 12.91110 80.15650 tertiary 0.025 0.9 CHENNAI-NCKOY RAJKAM-NCKOY 4856340202348 6 administrative Tambaram boundary 55 administrative Chengalpattu district boundary 66 administrative Tambaram boundary VGP Srinivasa Nagar Main Road Madambakkam Main Rd 12.91087 80.156475 0.026