Primary One School Net 18 covers the following districts and estates: Aberdeen, Ap Lei Chau, Pokfulam, Wong Chuk Hang, Stanley, Repulse Bay, Deep Water Bay, Chung Hom Kok, Shouson Hill, Chi Fu Fa Yuen, Pokfulam Garden, Wah Fu Estate, Wah Kwai Estate, Ka Loon Court, Baguio Villa, Tin Wan, Shek Pai Wan, South Horizons, Bel-Air, Hunghom Peninsula, Yeung Ming Villa.
There are 10 elementary school in Primary School Net 18, including nine aided elementary school, one government elementary school, five Catholic elementary school and two Christian elementary school; all of them are in the Southern District of Hong Kong.
