The city is unofficially divided into two parts, east and west, by the city's major road, State Route 48, also termed Far Hills Avenue.

The city is unofficially divided into a number of varied districts centered on the modern Downtown area of the city.

The group is unofficially divided in two 'smials', in Athens and Thessaloniki.

Lamač is unofficially divided into two local parts: Rázsochy and Podháj.

The member states of the United Nations are unofficially divided into five geopolitical regional groups.

Ridgefield is unofficially divided into three sections because of the geographical contour of the land.

The campus is unofficially divided into two sections, upper campus and lower campus.

Greenwich is unofficially divided into several sections, or neighborhoods.

The city is unofficially divided into six main districts made up of smaller neighborhoods:

Helsinki is also often unofficially divided into four distinct geographic areas.