Korgen is a former municipality in Nordland county, Norway. The 625-square-kilometre (241 sq mi) municipality existed from 1918 until its dissolution in 1964. The municipality included the central part of what is now Hemnes Municipality, centered around the river Røssåga. The administrative centre was the village of Korgen where Korgen Church is located.

Hemnes is a municipality in Nordland county, Norway. It is part of the Helgeland traditional region. The administrative centre of the municipality is the village of Korgen. Other villages include Bjerka, Bleikvasslia, Hemnesberget, and Sund.