The Frontier Region Tank (often abbreviated as FR Tank) is a small administrative unit in the Federally Administered Tribal Areas (FATA) of Pakistan. The region is named after Tank District which lies to the south-east and also borders the South Waziristan Agency to the north, south and west and Lakki Marwat District to the north-east. The capital is Jandola however it is administered by the district coordination officer (DCO) of Tank District. The overall administration of the Frontier Regions is carried out by the FATA Secretariat based in Peshawar, the capital of the Khyber Pakhtunkhwa Province.
The region is mostly covered by the dry Bhittani hills, gradually sloping from north-west towards south-east. The highest point of the region is 1,943 m (6,375 ft) above sea level. Most of the streams which originate from the region are seasonal and normally end up in the arid plains of Dera Ismail Khan District.
The region experiences hot summers and cold winters. The summer season is from April to October with June, July and August as the hottest months. The winter season is from November to March with December, January and February as the coldest months.
The 1998 census counted a total population of 27,200.Pashto is the first language of 97.5% of the population, and Punjabi – of 2.1%. The main tribe in the region is the Bhittani, who also inhabit the frontier regions of Dera Ismail Khan and Bannu.
Coordinates: 32°24′N 70°22′E / 32.4°N 70.36°E