The calculated distance (air line) between Oberviechtach and Kleinzschocher is approximately 128 miles respectively 207 kilometers.
By car or train, the actual journey to Kleinzschocher is certainly longer, as only the direct route (as the crow flies) between Oberviechtach and Kleinzschocher has been calculated here.
Air line (approximately)
207 kilometers
112 nautical miles