i
$access_key = 'YOUR_ACCESS_KEY';
// set phone number
$phone_number = '14158586273';
// Initialize CURL:
$ch = curl_init('http://apilayer.net/api/validate?access_key='.$access_key.'&number='.$phone_number.'');
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
// Store the data:
$json = curl_exec($ch);
curl_close($ch);
// Decode JSON response:
$validationResult = json_decode($json, true);
// Access and use your preferred validation result objects
$validationResult['valid'];
$validationResult['country_code'];
$validationResult['carrier'];