55 521 1288 . . बेयो 521 बर्गकिमिनि ओनसोलखौ बेंखनो आरो खाथिखाला सनानदि हाग्रामि जिरायखुलि आरोथिजानाय हाग्रामा ओनसोलफोरजों जयै 1288 बर्गकिमिनि बारा करबेट लख्रा थिजानाय दायो ।
It covers an area of 521 sq km and together with the neighbouring Sonanadi Wildlife Sanctuary and Reserve Forest areas forms the Corbett Tiger Reserve over 1288 sq km .