Hubli, also called Hubballi, is a major city in the state of Karnataka of India. The name Hubballi literally means "flowering creeper" in Kannada. The twin cities of Hubli and Dharwad, collectively referred to as "Hubli-Dharwad", is the second-largest conurbation in Karnataka after Bangalore. While Dharwad is the administrative headquarters, the city of Hubli, situated about 20 km south-east of Dharwad, is the commercial centre and business hub of North Karnataka. Crops like cotton and peanuts are grown aplenty in the surrounding rural areas, and Hubli is a major trading center for both commodities. It is also an important city for the Indian Railways, being the headquarters for South Western Railway Zone and the Hubli Railway Division.