National Highway 344 (NH 344) is a national highway in India running from Ambala in Haryana to Roorkee in Uttarakhand.

[1] It is a secondary route of National Highway 44.

[2] NH-344 runs in the states of Haryana, Punjab, Uttar Pradesh and Uttarakhand in India.

[3] The route of NH 344 transits four states of North India, namely Haryana, Punjab, Uttar Pradesh and Uttarakhand.

[4] NH151 connects Ambala, Shahzadpur, Saha, Yamunanagar, Saharanpur and terminates at Roorkee.