If you are moving abroad, you cannot keep your Lycamobile subscription. Therefore, you would need to cancel the contract. To do so, you need to send a mail to the Lycamobile customer Prestation. Lycamobile also offers prepaid cards. Rather than the post paid offers, you load credit onto your sim https://www.becharge.be/be-nl/Kopen/herladen-Lycamobile-Belgium-1-6