Indo-Aryan languages are spoken in most of North, East, West and Central India; Nepal; Bangladesh; Pakistan and Sri Lanka. Dravidian languages are spoken in India, Pakistan, Afghanistan, Nepal, Maldives, Bangladesh and Sri Lanka. Tibeto-Burman languages are spoken in the hills of Bangladesh, Nepal, North Pakistan, North and North East India. Austroasiatic languages are spoken in certain northern and eastern areas of Bangladesh, parts of Nepal and scattered across different zones of India mostly concentrated around Chota Nagpur Plateau and the state of Meghalaya. Iranian languages are most prevalent in Afghanistan and western Pakistan. Turkic speakers are significant in Afghanistan and parts of Pakistan as well.