<Table> <Tr> <Td> ← NH 44 </Td> <Td> </Td> <Td> NH 45 → </Td> </Tr> </Table> <Tr> <Td> ← NH 44 </Td> <Td> </Td> <Td> NH 45 → </Td> </Tr> <P> National Highway 44 (NH 44) is the longest - running major north--south National Highway in India . It starts from Srinagar and terminates in Kanyakumari; the highway passes through the states of Jammu & Kashmir, Punjab, Haryana, Delhi, Uttar Pradesh, Madhya Pradesh, Maharashtra, Telangana, Andhra Pradesh, Karnataka, and Tamil Nadu . NH - 44 was laid and is maintained by Central Public Works Department (CPWD). </P> <P> It has come into being by merging seven previously differently numbered national highways in full or part starting from former NH 1A from Srinagar in Jammu & Kashmir, former NH 1 in Punjab and Haryana ending at Delhi, part of former NH 2 starting from Delhi and ending at Agra, former NH 3 (popularly known as Agra - Bombay highway) from Agra to Gwalior, former NH 75 and former NH 26 to Jhansi, and finally former NH 7 via Lakhnadon, Seoni, Nagpur, and Adilabad, Nirmal, Kamareddy, Hyderabad, Kurnool and Mahbubnagar, Anantapur, and Bangalore, Dharmapuri, Salem, Karur, Madurai, Kovilpatti and Tirunelveli terminating at Kanyakumari . </P>

Which is the longest national road in india