Vellambakkam is a village in Ponneri tehsil in district of Thiruvallur, Tamil Nadu, India. As per the data provided by Census of India in 2011, total population of Vellambakkam was 292 which includes 150 males and 142 females. Vellambakkam covers 69.69 ha area. Pincode of Vellambakkam is 600403.