The calculated distance (air line) between Givat Zeev and Ţūlkarm is approximately 32 miles respectively 52 kilometers.
By car or train, the actual journey to Ţūlkarm is certainly longer, as only the direct route (as the crow flies) between Givat Zeev and Ţūlkarm has been calculated here.
Air line (approximately)
52 kilometers
28 nautical miles