Thandkoi is a historic village of Swabi District of Khyber Pakhtunkhwa Province of Pakistan. The population is about 30,000. Thandkoi is situated on the main Jehangira-Topi road. A small village Dodher is located on its south, to the north of Thandkoi is Bamkhel, east Marghuz and to the west is Kaddi and Zaida.