You can easily top up your Lycamobile France credit in two ways: Top up Lycamobile by calling 321: You can call 321 and then follow the instructions. The Lycamobile recharge code received by email will be required. Top up your Lycamobile credit by dialing 131: Dial 131 on your mobile followed by the recharge code you received by email followed by #. For example, if your recharge code is 123456789, you would type 131123456789#. Then, press the call button.