Kannur (Malayalam: [kɐɳːuːr] ), formerly known in English as Cannanore, is a city and municipal corporation in the state of Kerala, India. It is the administrative headquarters of the Kannur district and situated 274 kilometres (170 mi) north of the major port city and commercial hub Kochi and 137 kilometres (85 mi) south of the major port city and a commercial hub, Mangalore. It is the fifth largest city in Kerala. During the period of British colonial rule in India, when Kannur was a part of the Malabar District (Madras Presidency), the city was known as Cannanore. Kannur is the fifth largest urban agglomeration in Kerala. As of 2011 census, Kannur Municipal Corporation, the local body which administers mainland area of city, had a population of 232,486.
Kannur was the headquarters of Kolathunadu, one of the four most important dynasties on the Malabar Coast, along with the Zamorin of Calicut, Kingdom of Cochin and Kingdom of Quilon. The Arakkal kingdom had right over the city of Kannur and Laccadive Islands in the late medieval period. Kannur municipality was formed on 1 November 1866 by the Madras Act 10 of 1865 (Amendment of the Improvements in Towns Act 1850) of the British Indian Empire, along with the municipalities of Thalassery, Kozhikode, Palakkad and Fort Kochi, making them the first modern municipalities in the state. It was upgraded into a municipal corporation in 2015.