Around 800 applications have been made to the new 'Avanchi18' scheme so far.
It will allow under-19s in Jersey to use the bus for £20 a year from Monday 21 March.
Those who applied for their card before yesterday (Wednesday 9 March) can now collect it from the bus station.
Others who want to sign up are being encouraged to complete their online forms quickly, so they're ready to collect and use from the launch date.
Only islanders aged 18 and younger who are Jersey residents can apply.
All cards, that expire on the card holder's birthday, must have a passport-style photo. A clear 'selfie' from a smartphone is accepted.
He wanted it introduced from the start of 2022, but the government said more time was needed to get it organised.


Fort Regent vision 'was never matched' by a budget that could deliver it, says JHA
Buzzing! Bears and Bees coming to Jersey
JCG Year 7 Choir learn and perform wartime song
Gas bills to go up by 5% in December
Second memorial plaque vandalised at Millennium Park
'They got our hopes up': Young islanders disappointed as Fort Regent plans stall
Electricity prices in Jersey to rise by 2.5%
Minister says he has been 'slated' and his family taken 'abusive' phone-calls over economic growth comments