If you can’t find your apartment, check out this quick and easy guide.
Spoiler: The phonebook
Where is my apartment?
Check the Phonebook
This game doesn’t hold your hand.
Thankfully, it provides in-universe means to get information.
If you can’t find your apartment, check your character’s name under the phonebook and note the address.
I think there are gameplay options that disable the starting apartment, but if you have one, you can find it this way.