Or where one has no concierge who is supposed to look after things and knows where to get help.
You have problems with -communal- gas, water, electricity, the building is crumbling or the balcony will crash down soon. the trees need cutting, the garbage is piling up. or what else might be in need of urgend action around the building.
THOUGH- garbage removal might be sourced out - there is a phone number on the containers. where to call.
This number is NOT for your phone, cable TV or mobile provider. You are supposed to have their emergency service number.

8 495 539 53 53.

it is understood that, since we are in Russia, only Russian language is being used...