From the Wikipedia page [1]

Volosovsky District (Russian: Во́лосовский райо́н) is an administrative and municipal district (raion), one of the seventeen in Leningrad Oblast, Russia. It is located in the southwest of the oblast with Lomonosovsky District in the north, Gatchinsky District in the east, Luzhsky District in the south, Slantsevsky District in the southwest, and Kingiseppsky District in the northwest. The area of the district is 2,700 square kilometers (1,000 sq mi). Its administrative center is the town of Volosovo.

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