13.14127 79.917 43 Asia/Kolkata Tamil Nadu Chennai Tiruvallur High Road Chennai Tiruvallur High Road 602001 Tamil Nadu IN Tiruvallur India 13.14127 79.91700 secondary 0.000 1 Tiruvallur IN Tamil Nadu Tamil Nadu Tamil Nadu India 602001 Chennai Tiruvallur High Road 13.14127 79.91700 secondary 0.000 1 AVADI-HFHIZ PAKKTTAM-HFHIZ 4856349392413 6 Tiruvallur Division;Thiruvallur Division;Tiruvallur administrative Thiruvallur boundary Q15204 en:Tiruvallur district 66 Tiruvallur Division;Thiruvallur Division;Tiruvallur administrative Thiruvallur boundary Q15204 en:Tiruvallur district