The country of Indonesia follows a time zone of its own. Basically it uses three time zones.
They are as follows:
Waktu Indonesia Bagian Barat
Waktu Indonesia Bagian Barat is officially known as West Indonesia Time in Indonesia. In Indonesia Waktu means time, Bagian stands for part and Barat stands for west. So, the Waktu Indonesia Bagian Barat means the time which is prevalent in the western part of Indonesia.
Waktu Indonesia Bagian Barat or the West Indonesia Time is UTC/GMT +7 hours
Waktu Indonesia Bagian Tengah
Waktu Indonesia Bagian Tengah is known as the Central Indonesia Time in Indonesia Tengah stands for central in Indonesia. Central Indonesia Time is UTC/GMT +8 hours.
Waktu Indonesia Bagian Timur
Waktu Indonesia Bagian Timur is known as the East Indonesia Time in Indonesia. Timur means east in Indonesian language. Waktu Indonesia Bagian Timur or the East Indonesia Time is UTC/GMT +9 hours.
Let’s discuss the time zones of Indonesia in the following way:
Java: Java is one of the most populous cities with about 115 million inhabitants. Java is situated in the East Indonesia Time zone or Waktu Indonesia Bagian Timur which is UTC/GMT +7 hours.
Sumatra: Sumatra the largest island of Indonesia is located in the East Indonesia Time zone or Waktu Indonesia Bagian Timur which is UTC/GMT +7 hours.
Bali: Bali is one of the celebrated islands of Indonesia. Bali has a huge population of over 3 million, this popular island is situated in Central Indonesia Time zone or Waktu Indonesia Bagian Tengah which is UTC/GMT +8 hours.
Maluku: Maluku offers shelter to about 2 million people in Indonesia. this popular island is situated in the West Indonesia Time zone or Waktu Indonesia Bagian Barat which is UTC/GMT +9 hours..