Question

nh1 nh2 and nh7 from which state to which?

Answer 1

National Highway 1 or NH 1 was a National Highway in Northern India that linked the national capital New Delhi to the town of Attari in Punjab near the India–Pakistan border. 
National Highway 2 is a National Highway in India that runs from Dibrugarh in Assam to Tuipang in Mizoram connecting Sivasagar, Amguri, Mokokchung, Wokha, Kohima, Imphal, Churachandpur, Sasaram, Seling, Serchhip, Lawngtlai.
National Highway 7 (NH 7) is a highway connecting Fazilka (Punjab) to Mana (Uttarakhand) in India. It passes through the Indian states of Punjab, Chandigarh, Haryana, Himachal Pradesh, and Uttarakhand.

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