form

if ($_SERVER['REQUEST_METHOD'] == 'POST') //was da form submitted?

//Let's get the things big brother sent
	$address = $_POST["addy"];
	$name = $_POST["fname"];

//start mysql thingie
$servername = "localhost";
$username = "root";
$password = "";
$dbname = "contacts";

// Create connection
$conn = new mysqli($servername, $username, $password, $dbname);
// Check connection
if ($conn->connect_error) {
    die("Connection failed: " . $conn->connect_error);
}

//your code is actually good, let's keep it
$sql = "INSERT INTO list ( firstname, lastname, organization, addy, phone1, phone2, email ) VALUES ($fname,'{conn->real_escape_string($_POST["Lastname"] )}','{conn->real_escape_string($_POST["organization"] )}','{conn->real_escape_string($_POST["addy"] )}', '{conn->real_escape_string($_POST["phone1"] )}', '{conn->real_escape_string($_POST["phone1"] )}', '{conn->real_escape_string($_POST["phone2"] )}','{conn->real_escape_string($_POST["email"] )}') ";
$insert = $mysqli -> query($sql);

if ($insert){
  echo "Success! Row ID: {mysqli-> insert_id}";
}else {
  die("Error: {$mysqli->errno} : {$mysqli->error}");
}

$conn->close();

}//closing that if (form submited)
else {
//default page - if nothing was submited or it's first access
?>

<html>
  <head>
    <meta charset="UTF-8">
    <title>Contact List</title>
  </head>
  <body>
    <form method="post" action="">
        First name:<br>
        <input type="text" name="firstname"><br>
        Last name:<br>
        <input type="text" name="lastname"><br>
        Organization:<br>
        <input type="text" name="organization"><br>
        Address:<br>
        <input type="text" name="addy"><br>
        Phone 1:<br>
        <input type="text" name="phone1"><br>
        Phone 2:<br>
        <input type="text" name="phone2"><br>
        Email:<br>
        <input type="text" name="email"><br><br>
        <input type="submit" value="Submit">
    </form>
  </body>
</html>

<? } >