How to make a call which begin with * in iPhone?
<p>In my application, I want to call the number *111, when I use this URL tel:*111 to call, but can't make call success, please give me some indicate, thank you very much.</p>

<blockquote>
  <p>[[UIApplication sharedApplication] openURL:@"tel:*111"] </p>
</blockquote>

<p>was not work. but it will work when remove *</p>

<blockquote>
  <p>[[UIApplication sharedApplication] openURL:@"tel:111"];</p>
</blockquote>
