Android Telephony Manager

private void getPhone() {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && ActivityCompat.checkSelfPermission(getContext(), android.Manifest.permission.READ_PHONE_STATE)
                == PackageManager.PERMISSION_GRANTED) {
            TelephonyManager manager = (TelephonyManager)getContext().getSystemService(Context.TELEPHONY_SERVICE);

            //GSMobile - manager.getSimOperatorName();
            //28603 - manager.getSimOperator();
            //359678074408964 - manager.getImei();
            //2 - manager.getPhoneCount()
            //Android-Mms/2.0 - manager.getMmsUserAgent()
            // 89902860395175151863 - manager.getSimSerialNumber()
            //true - manager.isSmsCapable()
            //tr - manager.getNetworkCountryIso()


        } else {
            ActivityCompat.requestPermissions(getActivity(),new String[]{Manifest.permission.READ_PHONE_STATE},102);
        }
}