From the Wikipedia page 
Fafan (Somali: Faafan) is one of nine zones of the Somali Region in Ethiopia. It was previously known as the Jijiga zone, so named after its largest city, Jijiga. Other towns and cities in this zone include kebribayah, Dhurwaale Awbere, Derwonaji, Tuli Gulled and Hart Sheik. Fafan is bordered on the south by Jarar, on the southwest by Nogob, on the west by the Oromia Region, on the north by Siti, and on the east by Somalia.