Explore details about location Jalan 1B/4. Jalan 1B/4 is a location situated within the Selangor alongside other areas such as Jalan 10/12, Jalan Kosas 3/1, Jalan USJ 2/1. Additionally, some smaller parts of Jalan 1B/4 include specific areas like Jalan 1B/9, Jalan 1C/4, Jalan BRP 4/4 adding to the diversity of its landscape.