Jambeiro is a municipality in the state of São Paulo in Brazil. It is part of the Metropolitan Region of Vale do ParaÃÂba e Litoral Norte. The population is 6,717 (2020 est.) in an area of 184.41 km<sup>2</sup>. The elevation is 695 m.
The municipality contains part of the Mananciais do Rio ParaÃÂba do Sul Environmental Protection Area, created in 1982 to protect the sources of the ParaÃÂba do Sul river.
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).