are 19 districts in West Bengal — Bankura , Bardhaman , Birbhum , Cooch Behar , Darjeeling , East Midnapore , Hooghly , Howrah , Jalpaiguri , Kolkata , Malda , Murshidabad , Nadia , North 24 Parganas , North Dinajpur , Purulia , South 24 Parganas , South Dinajpur and