@finch13
Do NOT make up a street address.
Please see your other thread at the link below, where I left you a complete answer on how to find out the Illinois DOR physical street address for private delivery services such as UPS as well as an attached image as an example.
https://ttlc.intuit.com/community/state-taxes/discussion/re-i-go-to-ups-to-send-this-to-have-it-trac...
