How do I find my Apple Cash card virtual card number

Hello ~ Take a look here:

How to find the card numbers associated with your Apple Card - Apple Support

~Katana-San~

There is no “user facing” number for your AppleCASH card.

As it can ONLY be used for “on-device” transactions, there is no need for a human-readable number; something which would only serve to weaken it’s security.