The Trans-Java Toll Road is a tolled expressway network that runs from Port of Merak in Cilegon, the main link between the island of Sumatra and Java, to Banyuwangi, the eastern end of the island in Indonesia and the main link between the island of Java and Bali. It mainly runs through the northern coast of the island, except for the section between Semarang and Surabaya, where it runs through the centre and south of the island. It runs through five of the six provinces on the island of Java, connecting the major cities of Jakarta, Cirebon, Semarang, Solo, and Surabaya. The toll road is the land transportation backbone of the island and is the most important toll road network of the country. The toll road has a total length of 1,167 kilometres (725 mi).

Probolinggo is a city on the north coast of East Java province, Indonesia. It covers an area of 56.676 sq. km, and had a population of 217,062 at the 2010 census and 239,649 at the 2020 census; the official estimate as at mid 2023 was 246,980. It is surrounded on the landward side by Probolinggo Regency of which it was formerly the capital, but it is now not part of the regency.