National Highways: List of Important Highways with Updated Names

 The national highways in India are upgraded, maintained, and built by the national highway authority of India. The national highway authority of India works under the ministry of road transport and highway which is responsible for the national highway networks. India has the second-largest road network in the world with 2% road length and  National Highway forms 40% of the road traffic. India has over 200 highways and which are up to 1 lakh km. National highways cover most of the road length in India and others are covered by State highways and other roads. In India, the road transport network is differentiated into five categories expressways, National highways, state highways, and rural roads or others. In this article, we have discussed the important national highways in India and the length of national highways passing through each state.

List of Important National Highways in India

States/UTs	Old National Highway Number	New National Highway Number
Jammu & Kashmir	NH 1 A and NH 1 D	NH 1
Jammu & Kashmir	NH 1 B	NH 244
Bihar, Delhi, Haryana, Jharkhand, Uttar Pradesh, West Bengal	NH 2	NH 19 (Golden Quadrilateral)
Uttar Pradesh	NH 2A	NH 519
West Bengal	NH 2B	NH 114
Maharashtra	NH 3 NH 50	NH 60
Andaman & Nicobar Islands	NH 223	NH 4
Goa, Karnataka	NH 4 A	NH 748
Maharashtra	NH 4 B	NH 348
Andhra Pradesh, Odisha, Tamil Nadu, West Bengal	NH 5 NH 6 NH 60 NH 217	NH 16 (Golden Quadrilateral)
Madhya Pradesh, Uttar Pradesh	NH 7	NH 135
Tamil Nadu	NH 7 A	NH 138
Delhi, Gujarat, Haryana, Karnataka, Maharashtra, Rajasthan, Tamil Nadu	NH 8	NH 48 (Golden Quadrilateral)
Gujarat	NH 8 A	NH 41
	NH 8 C	NH 147
	NH 8 D	NH 151
Andhra Pradesh, Maharashtra, Karnataka, Telangana	NH 9	NH 65
Rajasthan, Uttar Pradesh	NH 11	NH 21
Rajasthan	NH 11 A	NH 148
Madhya Pradesh, Chhattisgarh	NH 12	NH 45
Andhra Pradesh, Tamil Nadu	NH 18 NH 4	NH 40
Haryana, Chandigarh, Himachal Pradesh, Punjab	NH 21 NH 22 NH 95	NH 5
Jharkhand	NH 23	NH 320
Uttar Pradesh	NH 24	NH 530
Bihar	NH 30	NH 319
West Bengal	NH 35	NH 112
Assam, Nagaland	NH 39	NH 129
Kerala, Tamil Nadu	NH 47	NH 544
Kerala	NH 47 A	NH 966 B
Kerala	NH 47 C	NH 966 A
West Bengal	NH 55	NH 110
Uttar Pradesh	NH 56	NH 731
Rajasthan	NH 79	NH 156
Assam	NH 152	NH 127 A
Assam, Arunachal Pradesh	NH 38 & NH 153	NH 315

States and Length of National Highways

• Andhra Pradesh – 6529.5
• Arunachal Pradesh- 2537.4
• Assam- 3908.5
• Bihar- 5030.6
• Chhattisgarh- 3605.8
• Goa- 292.9
• Gujarat- 6635
• Haryana- 3097.6
• Himachal Pradesh- 2606.9
• Jharkhand- 3366.8
• Karnataka- 7334.8
• Kerala- 1781.6
• Madhya Pradesh- 8772.3
• Maharashtra- 17756.6
• Manipur- 1750.3
• Meghalaya- 1155.6
• Mizoram- 1422.5
• Nagaland- 1547.7
• Odisha- 5761.5
• Punjab- 3769.5
• Rajasthan- 9988.8
• Sikkim- 463
• Tami Nadu – 6741.5
• Telangana- 3795.5
• Tripura- 8
• Uttar Pradesh- 11736.8
• Uttarakhand- 2949.3
• West Bengal- 3664.5

How national highways in India are numbered?

The ministry of road transport and Highway officially published a numbering system for the national highway networks on 28 April 2010. The numbering system has the following rules for naming the national highway network

• North-South highways will carry even numbers.
• East-West highways will carry odd numbers.
• Single-digit or double-digit numbers will be given to all major highways.
• North-South highways will increase from east to west in number.
• Three-digit numbers high waves are secondary roots of the main highway
• Suffixes like A, B, C, or D are added to 3-digit sub-highways to indicate small spin-off stretches of sub-highways.

Interesting facts about national highways in India

1. The longest national highway in India is NH 44 which was previously NH7. The highway starts from Jammu and Kashmir and ends at Kanyakumari. It passes states like Himachal Pradesh, Punjab, Haryana, Delhi, Uttar Pradesh, Madhya Pradesh, Maharashtra, Telangana, Andhra Pradesh, Karnataka, and ends in Tamil Nadu.
2. The shortest national highway in India is NH 966 B which was previously known as NH 47A. It is the shortest national highway in India which covers the distance of 8 km between Kundanoor and Willingdon Island in Kochi Kerala.
3. The golden quadrilateral is a national highway network that connects 4 major metropolitan cities of India, Delhi, Kolkata, Mumbai, and Chennai from all the major four directions.
4. India has the second largest road network in the world which comprises 40% of national highways.
5. World’s second-highest motorable highway is the Leh-Manali highway which connects Shimla to Leh in Ladakh. It is the world’s second highest altitude motorable highway.

FAQ is related to national highways in India

1. Which is the longest-running measure national highway in India?
Ans. The longest-running major national highway in India is NH 44 which was previously NH7, which starts from Srinagar and terminates in Kanyakumari. It passes through the states of Himachal Pradesh, Punjab, Delhi, Uttar Pradesh, Haryana, Madhya Pradesh, Maharashtra, Telangana, Andhra Pradesh, Karnataka, and Tamil Nadu.

2. What are the different types of roads in India?
Ans. The different types of road networks in India are expressways, National highways, state highways, and others and rural roads.

3. Who is responsible for building and maintaining highways in India?
Ans. The national highway Authority of India is responsible for building and maintaining the highways in India. The national highway authority of India works under the ministry of road transport and Highway.