Question

Hills stations in the northern area and also their states where located

Answer 1

Mussoorie is a popular hill station in Dehradun district of Uttarakhand State

 Nainital is a beautiful hill station in the state of Uttarakhand and headquarters of Nainital district in the Kumaon foothills of Himalayas. 

Answer 2

here. ..some of the hill station in northern part of our country areNainital and massoori in uttrakhand.
shimpla in Himachal Pradesh.etc