Tol (also known as Toleisom) is the largest and most populous island in the Faichuk group of islands in Chuuk State, Federated States of Micronesia. Located in the west of Truk Lagoon, it is surrounded by the other islands such as Onei, Paata, and Polle.

Tol island is a municipality of the State of Chuuk. The island has 10 main villages. The 10 main villages are sometimes divided into a Division or Kumi usually whenever there is a Mayoral Election on the island or within the State of Chuuk.

•Ikku Division (Ikkumi) consist the villages of Wichukuno, Chukienu, and Foson. This area comprises the northeastern part of Tol Island.

•Yongku Division (Yongkumi) in the north consist the villages of Foup and Foupo, as well as Amwachang. This area is not on Tol Island anymore, but comprises the southern two-thirds of Wonei Island (the northern third of Wonei Island comprises Wonei municipality).

•Niku Division (Nikumi) consist the villages of Winifei, Nechocho, Faro, and Munien. This area comprises the southern part of Tol Island.

•Sangku Division (Sangkumi) only consist the village of Wonip. This area comprises the western part of Tol Island.

Most of these 10 main villages also contain sub-villages or sections of each village. Within the sub-villages, there are numerous areas of each sub-village.

The highest point on Tol, Mount Winipot, is the highest point in Chuuk State, at an elevation of 448 meters (1,470 ft). The high jungle forest which surrounds this peak is the sole habitat of the endemic great Truk white-eye.

7°20′35″N 151°37′12″E / 7.34306°N 151.62°E / 7.34306; 151.62