From the Wikipedia page [1]
Khangalassky District (Russian: Хангала́сский улу́с; Yakut: Хаҥалас улууһа, Xañalas uluuha, IPA: [xaŋalas uluːha]) is an administrative and municipal district (raion, or ulus), one of the thirty-four in the Sakha Republic, Russia. It is located in the center of the republic and borders Megino-Kangalassky District in the east, Amginsky and Aldansky Districts in the south, Olyokminsky District in the southwest, Gorny District in the northwest, and the territory of the city of republic significance of Yakutsk in the north. The area of the district is 24,700 square kilometers (9,500 sq mi). Its administrative center is the town of Pokrovsk.