Arandu is a Brazilian municipality of the state of São Paulo. The population is 6,365 (2020 est.) in an area of 286 km<sup>2</sup>. The city is served by Avaré-Arandu Airport located at the adjoining municipality of Avaré.
In telecommunications, the city was served by until 1973, when it began to be served by . In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012.
The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).