Parwanoo or Parwanu is a municipal council in Solan district in the Indian state of Himachal Pradesh. It is an industrial town. It has Himachal's biggest wholesale market. First in 3rd-category of Swachh Vayu Sarvekshan award 2023. It borders Panchkula district of Haryana, and is after the towns of Pinjore and Kalka on the Chandigarh Simla Highway. In fact it is separated by a river bed from the town of Kalka.
Pinjore to Parwanoo is almost a continuous urban belt. From Pinjore there is also a road to Baddi, another nearby industrial town of Himachal. From Wikipedia
