Planning Areas of Singapore increasingly adopted these boundaries for their administrative purposes. For example, the Statistics Department of Singapore published its 2000 census data based on planning area boundaries for the first time, compared to using census divisions based on electoral boundaries for previous exercises. The Singapore Police Force's (SPF) neighbourhood police centres have jurisdiction boundaries based on planning area boundaries when they were officially gazetted in 1999, as opposed to electoral divisions under the previous neighbourhood Police Post system. Planning Areas are further subdivided into subzones for statistical purposes. <nowiki>*</nowiki> = Place names attested to be of Malay origin and referred to similarly
Dong (administrative division) places, it can be divided into several administrative neighborhoods. Sillim-dong is a typical example for this case. For the same reason, there are some inverse cases, i.e. a single administrative neighborhood holding multiple legal-status neighborhoods. Such cases contain undeveloped suburban area, or recently declining area. The primary division of a "dong" is the "tong" (통/), but divisions at this level and below are used rarely in daily life. Cases using "tong" contain school districts or military services. Some "dong" are subdivided into "ga" (가/), which are not a separate level of government but only exist for use in addresses. Many