Indonesia Postcode, available at indonesiapostcode.com, is an online reference for finding postcode information across Indonesia. The site serves the general public through searchable and browsable listings, helping visitors locate postal codes by province and area. Users can explore all provinces and select locations within them, including cities and regencies such as Jakarta, Denpasar, Bandung, Makassar, and Jayapura. Province pages display location lists and the number of postcode entries available, making it easier to navigate the country’s extensive directory.

The website offers postcode search and lookup functions, alongside options to browse postcodes or browse locations. Its listings cover regions throughout Indonesia, from Aceh and Sumatra to Java, Kalimantan, Sulawesi, Maluku, and Papua. Indonesia Postcode also invites users to contact the site if they notice errors or inaccurate information, indicating a way to report corrections. The service is focused on providing accessible postcode data rather than postal delivery services. It also includes links to postcode and postal-code resources for other countries, such as Australia, Canada, India, Malaysia, and the Philippines.