static void Main(string[] args)
    {
        // Find your Account Sid and Auth Token at twilio.com/user/account
        string AccountSid = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        string AuthToken = "your_auth_token";
        var twilio = new TwilioRestClient(AccountSid, AuthToken);

        var accounts = twilio.ListSubAccounts();

        foreach (var account in accounts.Accounts)
        {
          Console.WriteLine(account.DateCreated);
        }
    }
    static void Main(string[] args)
    {
        // Find your Account Sid and Auth Token at twilio.com/console
        string AccountSid = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        string AuthToken = "your_auth_token";
        var twilio = new TwilioRestClient(AccountSid, AuthToken);

        var accounts = twilio.ListSubAccounts();

        foreach (var account in accounts.Accounts.Where(a => a.Status == "active"))
        {
          Console.WriteLine(account.FriendlyName);
        }
    }
 public static AccountResult GetSubAccounts(TwilioRestClient masterAccount)
 {
     AccountResult accounts = masterAccount.ListSubAccounts();
     return (accounts);
 }