Conchas is a municipality in the state of São Paulo in Brazil. The population is 18,019 in an area of 466 square kilometres. The elevati…Conchas is a municipality in the state of São Paulo in Brazil. The population is 18,019 in an area of 466 square kilometres. The elevation is 503 metres. In telecommunications, the city was served by Companhia Telefônica Brasileira until 1973, when it began to be served by Telecomunicações de São Paulo. In July 1998, this company was acquired by Telefónica, which adopted the Vivo brand in 2012.