This is an individual identification number provided by Turkish Airlines under the Miles&Smiles program. If you do not have a TK number, it will be automatically created while ordering the card.
The main difference between card types is that there are different ratios in calculating the miles. The higher status of the card, the more miles will be calculated.
Also, there are more privileges provided in Elite card.
Your TK number should be created or verified based on your passport.
Your card will be ready within 3 working days.
You will get a text message to the mobile phone number indicated in the system as soon as your new card is ready.