The calculated distance (air line) between Naters and Zürich (Kreis 12) is approximately 80 miles respectively 128 kilometers.
By car or train, the actual journey to Zürich (Kreis 12) is certainly longer, as only the direct route (as the crow flies) between Naters and Zürich (Kreis 12) has been calculated here.
Air line (approximately)
128 kilometers
69 nautical miles