Cars & Other Vehicles How do you find an ID number? How do I find my South African ID number? Your SA ID will be printed in the middle of the form where it reads "Your Spending Account ID Number:" The number will also be on the top right of the form between your employer and the date of the letter.Apr 7, 2021 Related Posts:There are multiple accounts that are easy to switch to. How to have two accounts with the same password.How To Write a Letter for Proof of EmploymentWhat makes African cuisine unique?How do I start a letter of recommendation?