In its heyday the trading post at Korsnes included around 20 buildings. During the 19th century it got a post office and a telephone exchange as well as several steam ship calls a week. For a while Hurtigruta, the coastal liner from Bergen to Kirkenes, also called and made Korsnes an important transport and communication hub. The history of Korsnes is closely linked to trade, transport, communication and the fishing industry.