//1、系统的打电话代码,不返回当前程序: [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://10086"]]; //2、用UIWebView来实现,打电话结束后会返回当前应用程序: UIWebView *callPhoneWebVw = [[UIWebView alloc] init]; NSURLRequest *request = [NSURLRequest requestWithURL:[NSURL URLWithString:@"tel://10086"]]; [callPhoneWebVw loadRequest:request];