Namsskogan is a municipality in Trøndelag, Norway. Namsskogan is located in the upper part of the long Namdalen valley region. The administrative centre of the municipality is the village of Namsskogan. Other villages in the municipality include Brekkvasselv, Smalåsen, Skorovatn, and Trones.

Trøndelag (Urban East Norwegian: [ˈtrœ̂ndəˌlɑːɡ]; or Trööndelage  is a county and coextensive with the Trøndelag region in the central part of Norway. It was created in 1687, then named Trondhjem County ; in 1804 the county was split into Nord-Trøndelag and Sør-Trøndelag by the King of Denmark-Norway, and the counties were reunited in 2018 after a vote of the two counties in 2016.