Support & Contact – De Lijn General questions Summer campaign Can I provide someone else’s mobile number that will be used to redeem the vouchers? Published on July 03, 2020 07:43 Yes, you can. But make sure that this is the mobile number from which you will send texts to use the vouchers for a free Blue-bike ride or day pass from De Lijn. Example confirmation email Any questions about this subject?Fill in this form. Related articles Am I eligible to receive free vouchers? Can I change the mobile number that I provided in order to use the vouchers? Can I transfer my vouchers? Can I transfer my day pass to someone else? When will I receive my free vouchers?