Explore details about location Jalan 21/20. Jalan 21/20 is a location situated within the Selangor alongside other areas such as Jalan Ara SD 7/1D, Jalan USJ 2/5K, Jalan Margosa SD 10/8. Additionally, some smaller parts of Jalan 21/20 include specific areas like Jalan 20/15, Jalan SS1/26, Jalan SS1/30 adding to the diversity of its landscape.