Suvarnavalli Sri Maha Vishnu Temple is located at Pattena near Nileshwar in Kasaragod district, Kerala. Suvarnavalli temple is also known as Choornnolli Ambalam. The main deity worshipped in the temple is Mahavishnu.
The Upa Devatas worshipped in the temple are Ganapathy and Sastha.
The annual festival in the temple is held in Makaram month. The festival is noted for Thidambu Nritham and special pujas. Vinayaka Chaturthi and Deepavali are the other festivals observed here.
Puna Prathishta in the temple was held in April 2019.
The shrine is open during morning hours from 6:00 AM to 9:00 AM. Evening darshan time is from 6:00 PM to 8:00 PM.