13.18158 80.11928 24 Asia/Kolkata Tamil Nadu Outer Ring Road Outer Ring Road 602024 Tamil Nadu IN Kollumedu India 13.18158 80.11928 100 0.000 1 Kollumedu IN Tamil Nadu Tamil Nadu Tamil Nadu India 602024 Outer Ring Road 13.18158 80.11928 100 0.000 1 AVADI-ESJQN VELLANUR-ESJQN 4856348251521 6 administrative Ambattur boundary 66 administrative Ambattur boundary