Lycodon aulicus is found in Pakistan, Sri Lanka, India (north to Himalayas and Assam; Maharashtra), Bangladesh, Nepal, Myanmar (= Burma), Thailand (incl. Phuket), W Malaysia, Indonesia (southward as far as Timor), Philippines, Seychelles, The Maldives (accidental introduction), Mascarenes, Mauritius (introduced), S China (from Fujian and Guangdong westward to Yunnan, incl. Hong Kong). It is one of the most common snakes of India and Ceylon, but becomes scarcer on the coasts of the southeastern parts of India. It occurs on only a few of the islands in the Philippines.