Purana Phatka is a village in Jarmundi tehsil in district of Dumka, Jharkhand, India. As per the data provided by Census of India in 2011, total population of Purana Phatka was 376 which includes 193 males and 183 females. Purana Phatka covers 88.27 ha area. Pincode of Purana Phatka is 814145.