Basic Facts - Sorsogon: A brief history and other facts from the Bicol Department of Tourism.
Local Government Unit: Sorsogon City: A city profile including a map and information about the city's services and plans.
Sorsogon Tourism: Official tourism website. Covers things to see, places to eat and sleep, trip ideas, and business opportunities.
Wikipedia: Sorsogon City: Some basic facts and history of the city.