You can travel by bus and plane

By Plane:

The closest airport to Gumushane is Trabzon Airport. Transportation from Trabzon to Gumsuhane longs approximately 1-1.5 hours according to the weather conditions. Trabzon Airport and Bus Station is only 4 km. The transportaiton is possible by Havas services or mini busses in the city.

By Bus:

There are direkt voyages by Metro, Ali Osman Ulusoy and Luks Gumushane firms to Gumushane. Transportation is possible apart from these firms. 
Besides, there are voyages from 6:30 until 20:30 half hourly, and 21:00-23:00 hourly between Gumushane -Trabzon and Trabzon-Gumushane.