Serai Naurang is Tehsil of Lakki Marwat District in Khyber Pakhtunkhwa province of Pakistan. It is located at 32°49'32N 70°46'55E and has an altitude of 275 metres (905 feet). It is located at Bannu - Dera Ismail Khan Road at a distance of 25 kilometers or 15 miles south of Bannu. The town derived its name, as legend goes, from one Mr. Naurang Khan Gandhapur, whose family has landed holding in the town. The prefix is supposed to added in the era of English rule in the 18th century when they established camping grounds/ inns on each 15 miles of roads as resting place for the movements of their infantry. These inns are called "Serai", hence Naurang got its prefix as Serai Naurang. The town is commercially located between the districts of Bannu, Karak, Frontier Region of Bannu and Lakki Marwat. It caters to the needs of adjacent districts for vegetables, fruit, rice, oil, wheat, flour, household goods and grocery. It is hub for various fruits like orange, watermelon from Punjab province, MashMelon, pomegranate and grapes from Afghanistan, apple from FATA, peach, pear and persimmon ('amlok' in Pashtu, 'D.kaki' in Japanese) from Peshawer. It is famous for weekly Market arranged on every Thursday especially for cattle exchange and weekly supply of food items for the people of peripheral areas. سرائے means inn نو means(new) رنگ means (colour) so serai naurang means (new colour inn)