Jawa Timur Postal code

East Java is a part of Indonesia. In the west, it has a land border only with the province of Central Java. The Java Sea and the Indian Ocean are on its north and south sides. The narrow Bali Strait separates Java from the island of Bali to the east. People in the province of Madura also live on the island of Madura, which is connected to Java by a bridge that is the longest in Indonesia, the Suramadu Bridge. The Kangean Islands and other smaller islands groups are also found in the area. Surabaya is the second-largest city in Indonesia, as well as a major industrial and business centre. It is also the capital. East Java's largest regency is Banyuwangi. Banyuwangi is also the largest on the island of Java. The 47,800 km2 province is home to 37,476,757 people. The 2020 Census showed that there were 40,665,696 people living there. This made East Java Indonesia's second-most-populous province. East Java is home to a lot of different groups of people, like the Javanese, Madurese, and Chinese. Most people in East Java are Muslims, and they make up about 94% of the total population. Some other religions are also practised, such as Christianity and Buddhism, as well as Confusianism and Hinduism, which are mostly practised by Tionghoa people and immigrants from Eastern Indonesia and North Sumatra. Surabaya's Javanese dialect, called Suroboyoan or Surabayaan in Javanese, is the most common language there. The Indonesian language is the official language of the province, as well as the whole country. People speak Javanese and Madurese more than any other language. Indonesian is only used for inter-ethnic communication and official business, not for anything else. East Java is one of the provinces in Indonesia that has a lot of different things to do for tourists. This area has a wide range of natural attractions, including mountains, beaches, caves, and waterfalls. The Ijen volcano in Banyuwangi, the Baluran National Park in Situbondo, Bromo Tengger Semeru National Park, and so on are all popular places to visit in East Java, but there are also many other unique places to visit.