Duddukhallu is a village in Gummalakshmipuram tehsil in district of Vizianagaram, Andhra Pradesh, India. As per the data provided by Census of India in 2011, total population of Duddukhallu was 1,104 which includes 630 males and 474 females. Duddukhallu covers 194 ha area. Pincode of Duddukhallu is 535523.