Intent intent = new Intent(Intent.ACTION_PICK, ContactsContract.Contacts.CONTENT_URI);
startActivityForResult(intent, PICK_CONTACT);

@Override
public void onActivityResult(int reqCode, int resultCode, Intent data) {
super.onActivityResult(reqCode, resultCode, data);

switch (reqCode) {
case (PICK_CONTACT) :
  if (resultCode == Activity.RESULT_OK) {
    Uri contactData = data.getData();
    Cursor c =  managedQuery(contactData, null, null, null, null);
    if (c.moveToFirst()) {
      String name = c.getString(c.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
      // TODO Fetch other Contact details as you want to use

    }
  }
  break;
}
}