Brevik is a town in Porsgrunn Municipality in Telemark county, Norway. The town is located where the Eidangerfjorden and Frierfjorden join together to form the Breviksfjorden. Brevik is regarded as one of the best preserved towns from the sailing ship era. The town is located on the far end of Eidanger peninsula, and was a former export centre for ice and timber. The last shipment of wood to the United Kingdom was around 1960.