Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.content.Intent; import android.net.Uri; public class Main { public static void gotoCall(Context context, String phoneNumber) { try { Intent intent = new Intent(Intent.ACTION_DIAL, Uri.parse("tel://" + phoneNumber)); context.startActivity(intent); } catch (Exception e) { e.printStackTrace(); } } }