By area, the Sirsa district is the biggest in the state of Haryana. The district office is at Sirsa. It is situated 250 kilometers (160 miles) from Delhi, the nation’s capital, on National Highway 9. Sirsa and Dabwali tahsils were taken from Hisar District on September 1, 1975, making Sirsa a district. The district of Sirsa comprises 342 settlements in total.