Neighboring Volcanoes:

Agrihan: stratovolcano, 965 meters, only eruption in 1917
Alamagan: stratovolcano, 744 meters
Asuncion: stratovolcano, 861 meters, last erupted in 1906, explosive eruption
Farallon de Pajaros: stratovolcano, 360 meters, last erupted in 1967.
Guguan: has two volcanoes, only one is active, stratovolcano, 287 meters, erupted between 1819 and 1901, most famous eruption between 1802 and 1804 created northern volcano.
Maug Islands: stratovolcano, 227 meters, no known eruptions
Pagan: two stratovolcanoes, 570 meters, largest eruption in 1981 led to evacuation of island, last erupted in 2006.
Sarigan: stratovolcano, 538 meters