Lucifer
-His office
Satan
-Lucifers office just to spite himLeviathan
-On the counterMammon
-His roomBeelzebub
-KitchenBelphegor
-ShowerAsmodeus
-Either in his room or in a semi-public area
-Like not completely public but anyone could walk in/by and seeDiavolo
-His throneBarbatos
-Diavolos roomSimeon
-His roomSolomon
-Raphaels room just to piss him offRaphael
-Shower