Красногвардейский район
Krasnogvardeysky District () is an administrative and municipal district (raion), one of the thirty-five in Orenburg Oblast, Russia. It is located in the northwest of the oblast. The area of the district is . Its administrative center is the rural locality (a "selo") of Pleshanovo. Population: 21,097 (2010 Census). The population of Pleshanovo accounts for 16.5% of the district's total population.