Longest National Highways
National Highway 7

Length: 2,369 km
From Varanasi to Kanyakumari
Route: Varanasi> Jabalpur> Nagpur> Hyderabad> Bangalore> Madurai> Kanyakumari
National Highway 7 is renamed as National Highway 44, The 2,369 km long road is the longest National Highway of India and one of the major road network between south and north India. The National Highway 44 cross 6 Indian states and connects major Indian cities like Varanasi,Nagpur, Hyderabad,Bangalore and Madurai. Some of the part of NH7 or NH44 is selected as North-South Corridor and Golden Quadrilateral highway projects.
National Highway 6

Length: 1,949 km
From Hajira to Kolkata
Route: Hajira> Surat> Dhule> Nagpur> Raipur> Sambalpur> Kolkata
The second national highway of Indian NH 6 is the major project of National Highway network of India. National Highway 6 run through the west to east corner of India via 6 states and many cities and towns.
National Highway 5

Length: 1,533 km
From Cuttack to Chennai
Route: Bhubaneswar> Visakhapatnam> Vijayawada> Nellore> Chennai
The east coast highway NH5 run through the coastal region of India and connects Orissa, Andhra Pradesh and Tamil Nadu. Its one of the major highways in India, originates at the Junction of NH 6 near Cuttack.
National Highway 15
Length: 1,526 km
From Pathankot to Samakhiali
Route: Pathankot> Amritsar> Bhatinda> Bikaner> Jaisalmer> Kutch> Samakhiali
The NH 15 is one of the major highway of northwestern India,connects Samakhiali of Gujarat to Pathankot in Punjab via Rajasthan. National Highway 15 is the 1,526 km long road network and connect major citis such as Amritsar, Jaisalmer and run of kutch.
National Highway 2
Length: 1,465 km
From Delhi to Dankuni
Route: Faridabad> Mathura> Agra> Allahabad> Varanasi> Mughalsarai> Aurangabad> Dhanbad> Durgapur> Kolkata
The Delhi-Kolkata Road is known as National Highway 2, one of the most busiest road network in India. Most of the part of National Highway 2 is constitutes on Grand Trunk Road, the Asia’s oldest and longest major road. National Highway 2 is consist of Belghoria Expressway, Durgapur Expressway,Kanpur Over-Bridge and Allahabad Bypass Expressway.
National Highway 8
Length: 1,428 km
From Delhi to Mumbai
Route: Delhi> Gurgaon> Jaipur> Udaipur> Gandhinagar> Ahmedabad> Vadodara> Surat> Silvassa> Mumbai
National Highway 8 is the first project to got complete of the Golden Quadrilateral project. The 1,428 km long highway connects Indian capital Delhi to commercial and entertainment capital of India, Mumbai. Delhi-Gurgaon Expressway and Ahmedabad Vadodara Expressway or NE1 are the part of NH8, its known as Western Express Highway in mumbai. Important cities on the highway are pink city Jaipur, capital city Gandhinagar and Silvassa, capital of Union Territory Dadra and Nagar Haveli.
National Highway 17
Length:1,269 km
From Panvel to Kochi
Route: Panvel> Panaji> Ankola> Maravanthe> Mangalore> Kozhikode> Ernakulam> Kochi
The National Highway 17 is now referred as NH 66 is the most beautiful highway in India connect Panvel to Kochi through western coast of India and parallel to western ghats mountain ranges and Arabian sea. National Highway 17 passes through high hills, dense forests, long rivers and also touch shores of Arabian sea at Maravanthe. Maravanthe is the only place where NH 66 runs between the river and Arabian sea.
National Highway 4
Length:1,235 km
From Thane to Chennai
Route: Mumbai> Pune> Kolhapur> Hubli> Bangalore> Kozhikode> Vellore> Chennai
National Highway 4 also known as Pune-Bangalore road is the major part of Golden Quadrilateral project to connect two capital city of Mumbai to Chennai. NH 4 passes through some of the very populous Indian cities Mumbai, Pune, Bangalore and Chennai. The NH 4 is supplemented by the first expressway of India,the Mumbai-Pune Expressway and triangle of National Highways NH7, NH46.
National Highway 3
Length:1,161 km
From Agra to Mumbai
Route: Agra> Gwalior> Indore> Dhule> Nashik> Mumbai
The National Highway 3 or NH3 is popularly known as AB road or Agra to Bombay Highway that
runs through the four states of India and connect Agra in Uttar Pradesh to the city of Mumbai. AB road is one of the most busiest road and the major section of North-South corridor project at between Agra and Gwalior.
National Highway 31
Length: 1,125 km
From Barhi to Guwahati
Route: Barhi> Jhumri Tilaiya> Bakhtiarpur> Begusarai> Dalkhola> Siliguri> Kokrajhar> Guwahati
The National Highway 31 is originate from the Junction of NH2 in Jharkhand state and travel through East-West Corridor of North-East India. NH 31 road network highway provides gateway to the North East states of India. National Highway 31 is one of the most danger and toughest highway in India.
