Postal codes in Indonesia

Postal codes in Indonesia, known in Indonesian as kodepos, consist of 5 digits.

• The first digit indicates the region in which a given post office falls in,
• The second and third digits indicate the regency (kabupaten) or city (kota),
• The fourth digit indicates the subdistrict or kecamatan within the kabupaten or kota,
• The fifth digit indicates the commune or village or kelurahan/desa.

There is an exception for Jakarta postal codes :

• The third digit indicates the kecamatan,
• The fourth digit indicates the kelurahan,
• The fifth digit is a "0".

There are postal code zones covering the Indonesian provinces or islands as follows :

First digit	Postal zone
1	Jakarta, part of Banten and West Java
2	Aceh, North Sumatra, West Sumatra, Riau, Riau Islands
3	Bengkulu, Jambi, Bangka Belitung, South Sumatra, Lampung
4	Banten, West Java
5	Central Java, Yogyakarta
6	East Java
7	Kalimantan (Indonesian part of Borneo island)
8	Bali, Nusa Tenggara
9	Sulawesi (Celebes), Maluku (Moluccas), Papua (Western New Guinea)