$url = 'http://tylium.com/en/gcc_chartdata/gethistory'; $data = array( 'Id' => 'ASDF', 'Symbol' => array( 'Symbol' => 'AAPL', 'Exchange' => 'NASDAQ' ), 'Periodicity' => 'h', 'Interval' => 1, 'BarsCount' => 5 ); // use key 'http' even if you send the request to https://... $options = array( 'http' => array( 'header' => "Content-type: application/x-www-form-urlencoded\r\n", 'method' => 'POST', 'content' => http_build_query($data), ), ); $context = stream_context_create($options); $result = file_get_contents($url, false, $context); var_dump($result);