Casa Branca is a municipality in the state of São Paulo in Brazil. The population is 30,520 in an area of 864 km². It was founded in 1841. It…Casa Branca is a municipality in the state of São Paulo in Brazil. The population is 30,520 in an area of 864 km². It was founded in 1841. Its nickname is "the Jabuticaba capital" In telecommunications, the city was served by Telecomunicações de São Paulo. 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 and television.