Mangalore, officially known as Mangaluru, is the major port city of the Indian state of Karnataka. It is located between the Arabian Sea and the Western Ghats mountain range about west of Bangalore, the state capital. Mangalore is the state's only city to have all four modes of transport—air, road, rail and sea. The population of the urban agglomeration was 619,664 according to the 2011[ [update]] national census of India.