Roseville, Ross, Rossmoor, Rough and Ready, Round Mountain, Rowland Heights, Rubidoux, Rumsey, Running Springs, Rutherford, Ryde, Sacramento, Saint Helena, Salida, Salinas, Salton City, Salyer, Samoa, San Andreas, San Anselmo, San Ardo, San Bernardino, San Bruno, San Buenaventura, San Carlos,...