The easiest way to fix the Cash app Invalid Zip Code issue is by entering the correct address you have on file with your bank.
To change your address, you first need to log into your bank website via online banking
Here, update your address to the correct one
Also, visit your bank branch if you are not able to use internet banking.
Then, you need to call your bank helpline to double check the address on the file once you updated it.
Also, ask the bank representatives to share the address that is associated with your bank account or card.
You’ll have to wait about 2-5 business days for a change of address.
After 2-5 business days, users need to go back into the cash app and then try again to link their card with the correct code.
One thing that you need to keep in mind when you update your address be sure that it is of 4 digits. If you don’t enter 4 digits then you might get the issue of an invalid zip code while transferring money on the cash app.