Karnai Chak is a village in Burhanpur tehsil in district of Azamgarh, Uttar Pradesh, India. As per the data provided by Census of India in 2011, total population of Karnai Chak was 18 which includes 12 males and 6 females. Karnai Chak covers 24.06 ha area. Pincode of Karnai Chak is N/A.