India has about 66.71 lakh km of road network, including 1,46,145 km of National Highways, 1,79,535 km of  State Highways, ...
India's longest national highway is NH 44, stretching 3,745 km from Srinagar in the north to Kanyakumari in the south.
The ministry of road transport and highways has re-numbered national highways in the country. NH-31 is now the road from Raebareli in Uttar Pradesh to Katihar in Bihar, while NH-37 is the highway from ...