The calculated distance (air line) between Naters and Zürich (Kreis 6) is approximately 78 miles respectively 126 kilometers.
By car or train, the actual journey to Zürich (Kreis 6) is certainly longer, as only the direct route (as the crow flies) between Naters and Zürich (Kreis 6) has been calculated here.
Air line (approximately)
126 kilometers
68 nautical miles