Adolfo is a Brazilian municipality located in the interior of the state of São Paulo in the microregion of São José do Rio Preto.

in an area of 211.1 square kilometres (81.5 sq mi).

[3] In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012.

[4] The company is currently an operator of cell phones, fixed lines, internet (fiber optics/4G) and television (satellite and cable).

[4] This geographical article relating to the state of São Paulo is a stub.