C/O Sankara Nethralaya, College Road, Nungambakkam, , Chennai - 600034, Tamil Nadu, India
No 80, 7th Avenue, Ashok Nagar, , Chennai - 600083, Tamil Nadu, India
No 2, Jothi Venkatachalam Road, Vepery, , Chennai - 600007, Tamil Nadu, India
No 34/49, Thandavaraya Mudali Street, Tondiarpet, , Chennai - 600081, Tamil Nadu, India
No 1, Manimegalai Street, Tambaram East, , Chennai - 600059, Tamil Nadu, India