I want to add my virtual card number. What is my PIN code? February 18, 2019 15:36 Updated If you have not changed it previously, then it will correspond to the last four digits of the Spanish ID card holder. Related articles How can I sign up with my virtual season ticket card? If I have got a season ticket under a company or a club supporters' club name, what is my PIN code? How can I sign up to the app? Is there public WI-FI at Mestalla?