12.80197 80.02508 51 Asia/Kolkata Tamil Nadu MGR Road MGR Road 603209 Tamil Nadu IN Maraimalai Nagar India 12.80160 80.02530 tertiary 0.048 0.9 Maraimalai Nagar IN Tamil Nadu Tamil Nadu Tamil Nadu India 603209 MGR Road 12.80160 80.02530 tertiary 0.048 0.9 CHINGLEPUT-RXJVN KATTAKIN-RXJVN 4856389924347 6 administrative Chengalpattu boundary 55 administrative Chengalpattu district boundary 66 administrative Chengalpattu boundary Grand Southern Trunk Road MGR Road 12.802035 80.02498 0.060