Hi Anbu,

Welcome to Realchennai Forum....

Here is a list of boarding schools in Chennai....hope it helps

     
Sushil Hari International Residential School‎
Sri Ramarajaya Campus,Off Vandalur Road,
Manali, Chennai - 600103‎
Ph - 044 27474050‎
‎
RMK Residential School‎
Kolkata National Highway, Rsm Nagar,
Kavaraipettai, Gummidipoondi Taluk,
Chennai, Tamil Nadu 601206‎
Ph - 044 27925875‎

Samaritan Higher Scondary Residential School‎
No. 15, Millers Road, Killpauk,
Chennai, Tamil Nadu 600010‎
Ph - 044 26425469‎
     
Mayfield Residential School‎
4/1,Basement,Kasturbangr,
Located At Chittalapakkam,Near Medavakkam,
Imainrd, Chennai, 600020
Ph‎ - 044 22770129‎
‎     
Sri Vidhya Academy International School
Pattabiram Road, Sokkanallur
Pattabiram, Chennai - 600072
Phone: (44) 32914051     

Rkm Sarada Vidyalaya‎
45,Burkit Road,
Sri Nagar, Chennai, 600017
Ph‎ - 044 24343064

American International School
100 Feet Road, Tharamani
Chennai – 600113
Phone – 044-22549000